diff --git a/tests/Unit/Crypt/Hash/SHA256_96Test.php b/tests/Unit/Crypt/Hash/SHA256_96Test.php
index 85aaf295..24a09be4 100644
--- a/tests/Unit/Crypt/Hash/SHA256_96Test.php
+++ b/tests/Unit/Crypt/Hash/SHA256_96Test.php
@@ -7,6 +7,10 @@
 
 use phpseclib\Crypt\Hash;
 
+if (version_compare(PHP_VERSION, '7.0', '>=')) {
+    require 'SHA256Test.php';
+}
+
 class Unit_Crypt_Hash_SHA256_96Test extends Unit_Crypt_Hash_SHA256Test
 {
     public function getInstance()
diff --git a/tests/Unit/Crypt/Hash/SHA512_96Test.php b/tests/Unit/Crypt/Hash/SHA512_96Test.php
index 760fa243..0d48a7fb 100644
--- a/tests/Unit/Crypt/Hash/SHA512_96Test.php
+++ b/tests/Unit/Crypt/Hash/SHA512_96Test.php
@@ -7,6 +7,10 @@
 
 use phpseclib\Crypt\Hash;
 
+if (version_compare(PHP_VERSION, '7.0', '>=')) {
+    require 'SHA512Test.php';
+}
+
 class Unit_Crypt_Hash_SHA512_96Test extends Unit_Crypt_Hash_SHA512Test
 {
     public function getInstance()