diff --git a/phpseclib/Crypt/AES.php b/phpseclib/Crypt/AES.php
index 7fbff79d..5977ad8c 100644
--- a/phpseclib/Crypt/AES.php
+++ b/phpseclib/Crypt/AES.php
@@ -65,7 +65,7 @@
  * Include Crypt_Rijndael
  */
 if (!class_exists('Crypt_Rijndael')) {
-    require_once 'Rijndael.php';
+    include_once 'Rijndael.php';
 }
 
 /**#@+
diff --git a/phpseclib/Crypt/Base.php b/phpseclib/Crypt/Base.php
index 2c9002a0..ebf5fdde 100644
--- a/phpseclib/Crypt/Base.php
+++ b/phpseclib/Crypt/Base.php
@@ -582,7 +582,7 @@ class Crypt_Base
                     case !function_exists('hash_algos'):
                     case !in_array($hash, hash_algos()):
                         if (!class_exists('Crypt_Hash')) {
-                            require_once 'Crypt/Hash.php';
+                            include_once 'Crypt/Hash.php';
                         }
                         $i = 1;
                         while (strlen($key) < $dkLen) {
diff --git a/phpseclib/Crypt/Blowfish.php b/phpseclib/Crypt/Blowfish.php
index 40389980..3e2bcf16 100644
--- a/phpseclib/Crypt/Blowfish.php
+++ b/phpseclib/Crypt/Blowfish.php
@@ -60,7 +60,7 @@
  * Base cipher class
  */
 if (!class_exists('Crypt_Base')) {
-    require_once 'Base.php';
+    include_once 'Base.php';
 }
 
 /**#@+
diff --git a/phpseclib/Crypt/DES.php b/phpseclib/Crypt/DES.php
index 167a4128..637bae2c 100644
--- a/phpseclib/Crypt/DES.php
+++ b/phpseclib/Crypt/DES.php
@@ -64,7 +64,7 @@
  * Base cipher class
  */
 if (!class_exists('Crypt_Base')) {
-    require_once 'Base.php';
+    include_once 'Base.php';
 }
 
 /**#@+
diff --git a/phpseclib/Crypt/Hash.php b/phpseclib/Crypt/Hash.php
index a2ba4b11..221ba8cf 100644
--- a/phpseclib/Crypt/Hash.php
+++ b/phpseclib/Crypt/Hash.php
@@ -581,7 +581,7 @@ class Crypt_Hash
     function _sha512($m)
     {
         if (!class_exists('Math_BigInteger')) {
-            require_once 'Math/BigInteger.php';
+            include_once 'Math/BigInteger.php';
         }
 
         static $init384, $init512, $k;
diff --git a/phpseclib/Crypt/RC2.php b/phpseclib/Crypt/RC2.php
index 629f80d3..9975319b 100755
--- a/phpseclib/Crypt/RC2.php
+++ b/phpseclib/Crypt/RC2.php
@@ -57,7 +57,7 @@
  * Base cipher class
  */
 if (!class_exists('Crypt_Base')) {
-    require_once 'Base.php';
+    include_once 'Base.php';
 }
 
 /**#@+
diff --git a/phpseclib/Crypt/RC4.php b/phpseclib/Crypt/RC4.php
index 75919717..e023f101 100644
--- a/phpseclib/Crypt/RC4.php
+++ b/phpseclib/Crypt/RC4.php
@@ -66,7 +66,7 @@
  * Base cipher class
  */
 if (!class_exists('Crypt_Base')) {
-    require_once 'Base.php';
+    include_once 'Base.php';
 }
 
 /**#@+
diff --git a/phpseclib/Crypt/RSA.php b/phpseclib/Crypt/RSA.php
index 2df9c431..184cf93d 100644
--- a/phpseclib/Crypt/RSA.php
+++ b/phpseclib/Crypt/RSA.php
@@ -72,17 +72,17 @@
  */
 // the class_exists() will only be called if the crypt_random_string function hasn't been defined and
 // will trigger a call to __autoload() if you're wanting to auto-load classes
-// call function_exists() a second time to stop the require_once from being called outside
+// call function_exists() a second time to stop the include_once from being called outside
 // of the auto loader
 if (!function_exists('crypt_random_string')) {
-    require_once 'Random.php';
+    include_once 'Random.php';
 }
 
 /**
  * Include Crypt_Hash
  */
 if (!class_exists('Crypt_Hash')) {
-    require_once 'Hash.php';
+    include_once 'Hash.php';
 }
 
 /**#@+
@@ -461,7 +461,7 @@ class Crypt_RSA
     function Crypt_RSA()
     {
         if (!class_exists('Math_BigInteger')) {
-            require_once 'Math/BigInteger.php';
+            include_once 'Math/BigInteger.php';
         }
 
         $this->configFile = CRYPT_RSA_OPENSSL_CONFIG;
@@ -773,7 +773,7 @@ class Crypt_RSA
                     $private.= crypt_random_string(16 - (strlen($private) & 15));
                     $source.= pack('Na*', strlen($private), $private);
                     if (!class_exists('Crypt_AES')) {
-                        require_once 'Crypt/AES.php';
+                        include_once 'Crypt/AES.php';
                     }
                     $sequence = 0;
                     $symkey = '';
@@ -794,7 +794,7 @@ class Crypt_RSA
                 $key.= 'Private-Lines: ' . ((strlen($private) + 63) >> 6) . "\r\n";
                 $key.= chunk_split($private, 64);
                 if (!class_exists('Crypt_Hash')) {
-                    require_once 'Crypt/Hash.php';
+                    include_once 'Crypt/Hash.php';
                 }
                 $hash = new Crypt_Hash('sha1');
                 $hash->setKey(pack('H*', sha1($hashkey)));
@@ -834,7 +834,7 @@ class Crypt_RSA
                     $symkey = pack('H*', md5($this->password . $iv)); // symkey is short for symmetric key
                     $symkey.= substr(pack('H*', md5($symkey . $this->password . $iv)), 0, 8);
                     if (!class_exists('Crypt_TripleDES')) {
-                        require_once 'Crypt/TripleDES.php';
+                        include_once 'Crypt/TripleDES.php';
                     }
                     $des = new Crypt_TripleDES();
                     $des->setKey($symkey);
@@ -1000,33 +1000,33 @@ class Crypt_RSA
                     switch ($matches[1]) {
                         case 'AES-256-CBC':
                             if (!class_exists('Crypt_AES')) {
-                                require_once 'Crypt/AES.php';
+                                include_once 'Crypt/AES.php';
                             }
                             $crypto = new Crypt_AES();
                             break;
                         case 'AES-128-CBC':
                             if (!class_exists('Crypt_AES')) {
-                                require_once 'Crypt/AES.php';
+                                include_once 'Crypt/AES.php';
                             }
                             $symkey = substr($symkey, 0, 16);
                             $crypto = new Crypt_AES();
                             break;
                         case 'DES-EDE3-CFB':
                             if (!class_exists('Crypt_TripleDES')) {
-                                require_once 'Crypt/TripleDES.php';
+                                include_once 'Crypt/TripleDES.php';
                             }
                             $crypto = new Crypt_TripleDES(CRYPT_DES_MODE_CFB);
                             break;
                         case 'DES-EDE3-CBC':
                             if (!class_exists('Crypt_TripleDES')) {
-                                require_once 'Crypt/TripleDES.php';
+                                include_once 'Crypt/TripleDES.php';
                             }
                             $symkey = substr($symkey, 0, 24);
                             $crypto = new Crypt_TripleDES();
                             break;
                         case 'DES-CBC':
                             if (!class_exists('Crypt_DES')) {
-                                require_once 'Crypt/DES.php';
+                                include_once 'Crypt/DES.php';
                             }
                             $crypto = new Crypt_DES();
                             break;
@@ -1240,7 +1240,7 @@ class Crypt_RSA
                 switch ($encryption) {
                     case 'aes256-cbc':
                         if (!class_exists('Crypt_AES')) {
-                            require_once 'Crypt/AES.php';
+                            include_once 'Crypt/AES.php';
                         }
                         $symkey = '';
                         $sequence = 0;
diff --git a/phpseclib/Crypt/Rijndael.php b/phpseclib/Crypt/Rijndael.php
index 884fa8a2..4718062a 100644
--- a/phpseclib/Crypt/Rijndael.php
+++ b/phpseclib/Crypt/Rijndael.php
@@ -76,7 +76,7 @@
  * Base cipher class
  */
 if (!class_exists('Crypt_Base')) {
-    require_once 'Base.php';
+    include_once 'Base.php';
 }
 
 /**#@+
diff --git a/phpseclib/Crypt/TripleDES.php b/phpseclib/Crypt/TripleDES.php
index 84c10e16..9239fa37 100644
--- a/phpseclib/Crypt/TripleDES.php
+++ b/phpseclib/Crypt/TripleDES.php
@@ -56,7 +56,7 @@
  * Include Crypt_DES
  */
 if (!class_exists('Crypt_DES')) {
-    require_once 'DES.php';
+    include_once 'DES.php';
 }
 
 /**
diff --git a/phpseclib/Crypt/Twofish.php b/phpseclib/Crypt/Twofish.php
index 68d5c0d9..31424f66 100644
--- a/phpseclib/Crypt/Twofish.php
+++ b/phpseclib/Crypt/Twofish.php
@@ -60,7 +60,7 @@
  * Base cipher class
  */
 if (!class_exists('Crypt_Base')) {
-    require_once 'Base.php';
+    include_once 'Base.php';
 }
 
 /**#@+
diff --git a/phpseclib/File/ASN1.php b/phpseclib/File/ASN1.php
index bce5c80e..8e0898f2 100644
--- a/phpseclib/File/ASN1.php
+++ b/phpseclib/File/ASN1.php
@@ -253,7 +253,7 @@ class File_ASN1
         if (!$static_init) {
             $static_init = true;
             if (!class_exists('Math_BigInteger')) {
-                require_once 'Math/BigInteger.php';
+                include_once 'Math/BigInteger.php';
             }
         }
     }
diff --git a/phpseclib/File/X509.php b/phpseclib/File/X509.php
index e392839e..446fc815 100644
--- a/phpseclib/File/X509.php
+++ b/phpseclib/File/X509.php
@@ -46,7 +46,7 @@
  * Include File_ASN1
  */
 if (!class_exists('File_ASN1')) {
-    require_once 'ASN1.php';
+    include_once 'ASN1.php';
 }
 
 /**
@@ -307,7 +307,7 @@ class File_X509
     function File_X509()
     {
         if (!class_exists('Math_BigInteger')) {
-            require_once 'Math/BigInteger.php';
+            include_once 'Math/BigInteger.php';
         }
 
         // Explicitly Tagged Module, 1988 Syntax
@@ -2121,7 +2121,7 @@ class File_X509
         switch ($publicKeyAlgorithm) {
             case 'rsaEncryption':
                 if (!class_exists('Crypt_RSA')) {
-                    require_once 'Crypt/RSA.php';
+                    include_once 'Crypt/RSA.php';
                 }
                 $rsa = new Crypt_RSA();
                 $rsa->loadKey($publicKey);
@@ -2523,7 +2523,7 @@ class File_X509
             case FILE_X509_DN_HASH:
                 $dn = $this->getDN(FILE_X509_DN_CANON, $dn);
                 if (!class_exists('Crypt_Hash')) {
-                    require_once 'Crypt/Hash.php';
+                    include_once 'Crypt/Hash.php';
                 }
                 $hash = new Crypt_Hash('sha1');
                 $hash = $hash->hash($dn);
@@ -2791,7 +2791,7 @@ class File_X509
         switch ($keyinfo['algorithm']['algorithm']) {
             case 'rsaEncryption':
                 if (!class_exists('Crypt_RSA')) {
-                    require_once 'Crypt/RSA.php';
+                    include_once 'Crypt/RSA.php';
                 }
                 $publicKey = new Crypt_RSA();
                 $publicKey->loadKey($key);
@@ -2864,7 +2864,7 @@ class File_X509
         switch ($algorithm) {
             case 'rsaEncryption':
                 if (!class_exists('Crypt_RSA')) {
-                    require_once 'Crypt/RSA.php';
+                    include_once 'Crypt/RSA.php';
                 }
                 $this->publicKey = new Crypt_RSA();
                 $this->publicKey->loadKey($key);
@@ -2989,7 +2989,7 @@ class File_X509
         switch ($algorithm) {
             case 'rsaEncryption':
                 if (!class_exists('Crypt_RSA')) {
-                    require_once 'Crypt/RSA.php';
+                    include_once 'Crypt/RSA.php';
                 }
                 $this->publicKey = new Crypt_RSA();
                 $this->publicKey->loadKey($key);
@@ -4061,7 +4061,7 @@ class File_X509
                 $raw = base64_decode($raw);
                 // If the key is private, compute identifier from its corresponding public key.
                 if (!class_exists('Crypt_RSA')) {
-                    require_once 'Crypt/RSA.php';
+                    include_once 'Crypt/RSA.php';
                 }
                 $key = new Crypt_RSA();
                 if (!$key->loadKey($raw)) {
@@ -4093,7 +4093,7 @@ class File_X509
 
         // Now we have the key string: compute its sha-1 sum.
         if (!class_exists('Crypt_Hash')) {
-            require_once 'Crypt/Hash.php';
+            include_once 'Crypt/Hash.php';
         }
         $hash = new Crypt_Hash('sha1');
         $hash = $hash->hash($key);
diff --git a/phpseclib/Net/SFTP.php b/phpseclib/Net/SFTP.php
index 9dfb35ee..17321d35 100644
--- a/phpseclib/Net/SFTP.php
+++ b/phpseclib/Net/SFTP.php
@@ -57,7 +57,7 @@
  * Include Net_SSH2
  */
 if (!class_exists('Net_SSH2')) {
-    require_once 'SSH2.php';
+    include_once 'SSH2.php';
 }
 
 /**#@+
diff --git a/phpseclib/Net/SFTP/Stream.php b/phpseclib/Net/SFTP/Stream.php
index 14ce6286..294532ff 100644
--- a/phpseclib/Net/SFTP/Stream.php
+++ b/phpseclib/Net/SFTP/Stream.php
@@ -139,7 +139,7 @@ class Net_SFTP_Stream
         }
 
         if (!class_exists('Net_SFTP')) {
-            require_once 'Net/SFTP.php';
+            include_once 'Net/SFTP.php';
         }
     }
 
diff --git a/phpseclib/Net/SSH1.php b/phpseclib/Net/SSH1.php
index 682b4455..ef3492d7 100644
--- a/phpseclib/Net/SSH1.php
+++ b/phpseclib/Net/SSH1.php
@@ -449,16 +449,16 @@ class Net_SSH1
     function Net_SSH1($host, $port = 22, $timeout = 10, $cipher = NET_SSH1_CIPHER_3DES)
     {
         if (!class_exists('Math_BigInteger')) {
-            require_once 'Math/BigInteger.php';
+            include_once 'Math/BigInteger.php';
         }
 
         // Include Crypt_Random
         // the class_exists() will only be called if the crypt_random_string function hasn't been defined and
         // will trigger a call to __autoload() if you're wanting to auto-load classes
-        // call function_exists() a second time to stop the require_once from being called outside
+        // call function_exists() a second time to stop the include_once from being called outside
         // of the auto loader
         if (!function_exists('crypt_random_string') && !class_exists('Crypt_Random') && !function_exists('crypt_random_string')) {
-            require_once 'Crypt/Random.php';
+            include_once 'Crypt/Random.php';
         }
 
         $this->protocol_flags = array(
@@ -603,7 +603,7 @@ class Net_SSH1
             //    break;
             case NET_SSH1_CIPHER_DES:
                 if (!class_exists('Crypt_DES')) {
-                    require_once 'Crypt/DES.php';
+                    include_once 'Crypt/DES.php';
                 }
                 $this->crypto = new Crypt_DES();
                 $this->crypto->disablePadding();
@@ -612,7 +612,7 @@ class Net_SSH1
                 break;
             case NET_SSH1_CIPHER_3DES:
                 if (!class_exists('Crypt_TripleDES')) {
-                    require_once 'Crypt/TripleDES.php';
+                    include_once 'Crypt/TripleDES.php';
                 }
                 $this->crypto = new Crypt_TripleDES(CRYPT_DES_MODE_3CBC);
                 $this->crypto->disablePadding();
@@ -621,7 +621,7 @@ class Net_SSH1
                 break;
             //case NET_SSH1_CIPHER_RC4:
             //    if (!class_exists('Crypt_RC4')) {
-            //        require_once('Crypt/RC4.php');
+            //        include_once('Crypt/RC4.php');
             //    }
             //    $this->crypto = new Crypt_RC4();
             //    $this->crypto->enableContinuousBuffer();
@@ -1253,7 +1253,7 @@ class Net_SSH1
     {
         /*
         if (!class_exists('Crypt_RSA')) {
-            require_once 'Crypt/RSA.php';
+            include_once 'Crypt/RSA.php';
         }
 
         $rsa = new Crypt_RSA();
diff --git a/phpseclib/Net/SSH2.php b/phpseclib/Net/SSH2.php
index 1de87741..488ca266 100644
--- a/phpseclib/Net/SSH2.php
+++ b/phpseclib/Net/SSH2.php
@@ -763,15 +763,15 @@ class Net_SSH2
         // Include Math_BigInteger
         // Used to do Diffie-Hellman key exchange and DSA/RSA signature verification.
         if (!class_exists('Math_BigInteger')) {
-            require_once 'Math/BigInteger.php';
+            include_once 'Math/BigInteger.php';
         }
 
         if (!function_exists('crypt_random_string')) {
-            require_once 'Crypt/Random.php';
+            include_once 'Crypt/Random.php';
         }
 
         if (!class_exists('Crypt_Hash')) {
-            require_once 'Crypt/Hash.php';
+            include_once 'Crypt/Hash.php';
         }
 
         $this->last_packet = microtime(true);
@@ -1353,14 +1353,14 @@ class Net_SSH2
         switch ($encrypt) {
             case '3des-cbc':
                 if (!class_exists('Crypt_TripleDES')) {
-                    require_once 'Crypt/TripleDES.php';
+                    include_once 'Crypt/TripleDES.php';
                 }
                 $this->encrypt = new Crypt_TripleDES();
                 // $this->encrypt_block_size = 64 / 8 == the default
                 break;
             case '3des-ctr':
                 if (!class_exists('Crypt_TripleDES')) {
-                    require_once 'Crypt/TripleDES.php';
+                    include_once 'Crypt/TripleDES.php';
                 }
                 $this->encrypt = new Crypt_TripleDES(CRYPT_DES_MODE_CTR);
                 // $this->encrypt_block_size = 64 / 8 == the default
@@ -1369,7 +1369,7 @@ class Net_SSH2
             case 'aes192-cbc':
             case 'aes128-cbc':
                 if (!class_exists('Crypt_Rijndael')) {
-                    require_once 'Crypt/Rijndael.php';
+                    include_once 'Crypt/Rijndael.php';
                 }
                 $this->encrypt = new Crypt_Rijndael();
                 $this->encrypt_block_size = 16; // eg. 128 / 8
@@ -1378,21 +1378,21 @@ class Net_SSH2
             case 'aes192-ctr':
             case 'aes128-ctr':
                 if (!class_exists('Crypt_Rijndael')) {
-                    require_once 'Crypt/Rijndael.php';
+                    include_once 'Crypt/Rijndael.php';
                 }
                 $this->encrypt = new Crypt_Rijndael(CRYPT_RIJNDAEL_MODE_CTR);
                 $this->encrypt_block_size = 16; // eg. 128 / 8
                 break;
             case 'blowfish-cbc':
                 if (!class_exists('Crypt_Blowfish')) {
-                    require_once 'Crypt/Blowfish.php';
+                    include_once 'Crypt/Blowfish.php';
                 }
                 $this->encrypt = new Crypt_Blowfish();
                 $this->encrypt_block_size = 8;
                 break;
             case 'blowfish-ctr':
                 if (!class_exists('Crypt_Blowfish')) {
-                    require_once 'Crypt/Blowfish.php';
+                    include_once 'Crypt/Blowfish.php';
                 }
                 $this->encrypt = new Crypt_Blowfish(CRYPT_BLOWFISH_MODE_CTR);
                 $this->encrypt_block_size = 8;
@@ -1402,7 +1402,7 @@ class Net_SSH2
             case 'twofish256-cbc':
             case 'twofish-cbc':
                 if (!class_exists('Crypt_Twofish')) {
-                    require_once 'Crypt/Twofish.php';
+                    include_once 'Crypt/Twofish.php';
                 }
                 $this->encrypt = new Crypt_Twofish();
                 $this->encrypt_block_size = 16;
@@ -1411,7 +1411,7 @@ class Net_SSH2
             case 'twofish192-ctr':
             case 'twofish256-ctr':
                 if (!class_exists('Crypt_Twofish')) {
-                    require_once 'Crypt/Twofish.php';
+                    include_once 'Crypt/Twofish.php';
                 }
                 $this->encrypt = new Crypt_Twofish(CRYPT_TWOFISH_MODE_CTR);
                 $this->encrypt_block_size = 16;
@@ -1420,7 +1420,7 @@ class Net_SSH2
             case 'arcfour128':
             case 'arcfour256':
                 if (!class_exists('Crypt_RC4')) {
-                    require_once 'Crypt/RC4.php';
+                    include_once 'Crypt/RC4.php';
                 }
                 $this->encrypt = new Crypt_RC4();
                 break;
@@ -1431,13 +1431,13 @@ class Net_SSH2
         switch ($decrypt) {
             case '3des-cbc':
                 if (!class_exists('Crypt_TripleDES')) {
-                    require_once 'Crypt/TripleDES.php';
+                    include_once 'Crypt/TripleDES.php';
                 }
                 $this->decrypt = new Crypt_TripleDES();
                 break;
             case '3des-ctr':
                 if (!class_exists('Crypt_TripleDES')) {
-                    require_once 'Crypt/TripleDES.php';
+                    include_once 'Crypt/TripleDES.php';
                 }
                 $this->decrypt = new Crypt_TripleDES(CRYPT_DES_MODE_CTR);
                 break;
@@ -1445,7 +1445,7 @@ class Net_SSH2
             case 'aes192-cbc':
             case 'aes128-cbc':
                 if (!class_exists('Crypt_Rijndael')) {
-                    require_once 'Crypt/Rijndael.php';
+                    include_once 'Crypt/Rijndael.php';
                 }
                 $this->decrypt = new Crypt_Rijndael();
                 $this->decrypt_block_size = 16;
@@ -1454,21 +1454,21 @@ class Net_SSH2
             case 'aes192-ctr':
             case 'aes128-ctr':
                 if (!class_exists('Crypt_Rijndael')) {
-                    require_once 'Crypt/Rijndael.php';
+                    include_once 'Crypt/Rijndael.php';
                 }
                 $this->decrypt = new Crypt_Rijndael(CRYPT_RIJNDAEL_MODE_CTR);
                 $this->decrypt_block_size = 16;
                 break;
             case 'blowfish-cbc':
                 if (!class_exists('Crypt_Blowfish')) {
-                    require_once 'Crypt/Blowfish.php';
+                    include_once 'Crypt/Blowfish.php';
                 }
                 $this->decrypt = new Crypt_Blowfish();
                 $this->decrypt_block_size = 8;
                 break;
             case 'blowfish-ctr':
                 if (!class_exists('Crypt_Blowfish')) {
-                    require_once 'Crypt/Blowfish.php';
+                    include_once 'Crypt/Blowfish.php';
                 }
                 $this->decrypt = new Crypt_Blowfish(CRYPT_BLOWFISH_MODE_CTR);
                 $this->decrypt_block_size = 8;
@@ -1478,7 +1478,7 @@ class Net_SSH2
             case 'twofish256-cbc':
             case 'twofish-cbc':
                 if (!class_exists('Crypt_Twofish')) {
-                    require_once 'Crypt/Twofish.php';
+                    include_once 'Crypt/Twofish.php';
                 }
                 $this->decrypt = new Crypt_Twofish();
                 $this->decrypt_block_size = 16;
@@ -1487,7 +1487,7 @@ class Net_SSH2
             case 'twofish192-ctr':
             case 'twofish256-ctr':
                 if (!class_exists('Crypt_Twofish')) {
-                    require_once 'Crypt/Twofish.php';
+                    include_once 'Crypt/Twofish.php';
                 }
                 $this->decrypt = new Crypt_Twofish(CRYPT_TWOFISH_MODE_CTR);
                 $this->decrypt_block_size = 16;
@@ -1496,7 +1496,7 @@ class Net_SSH2
             case 'arcfour128':
             case 'arcfour256':
                 if (!class_exists('Crypt_RC4')) {
-                    require_once 'Crypt/RC4.php';
+                    include_once 'Crypt/RC4.php';
                 }
                 $this->decrypt = new Crypt_RC4();
                 break;
@@ -3503,7 +3503,7 @@ class Net_SSH2
                 $signature = $this->_string_shift($signature, $temp['length']);
 
                 if (!class_exists('Crypt_RSA')) {
-                    require_once 'Crypt/RSA.php';
+                    include_once 'Crypt/RSA.php';
                 }
 
                 $rsa = new Crypt_RSA();
diff --git a/tests/code_sniffer_ruleset.xml b/tests/code_sniffer_ruleset.xml
index 047b3229..41aca9f1 100644
--- a/tests/code_sniffer_ruleset.xml
+++ b/tests/code_sniffer_ruleset.xml
@@ -29,7 +29,6 @@
  <rule ref="PEAR.Commenting.FunctionComment.SpacingAfterParams"><severity>0</severity></rule>
  <rule ref="PEAR.Commenting.FunctionComment.SpacingBeforeParams"><severity>0</severity></rule>
  <rule ref="PEAR.Commenting.FunctionComment.SpacingBeforeTags"><severity>0</severity></rule>
- <rule ref="PEAR.Files.IncludingFile.UseIncludeOnce"><severity>0</severity></rule>
  <rule ref="PEAR.Formatting.MultiLineAssignment.EqualSignLine"><severity>0</severity></rule>
  <rule ref="PEAR.Functions.FunctionCallSignature.ContentAfterOpenBracket"><severity>0</severity></rule>
  <rule ref="PEAR.Functions.FunctionCallSignature.CloseBracketLine"><severity>0</severity></rule>