diff --git a/php5.6/apache/Dockerfile b/php5.6/apache/Dockerfile
index ab2ef0b..64de7fd 100644
--- a/php5.6/apache/Dockerfile
+++ b/php5.6/apache/Dockerfile
@@ -19,7 +19,7 @@ RUN set -ex; \
 		libldap2-dev \
 		libmcrypt-dev \
 		libmemcached-dev \
-		libpng12-dev \
+		libpng-dev \
 		libpq-dev \
 	; \
 	\
diff --git a/php5.6/fpm/Dockerfile b/php5.6/fpm/Dockerfile
index 1d13fad..8048bcc 100644
--- a/php5.6/fpm/Dockerfile
+++ b/php5.6/fpm/Dockerfile
@@ -16,7 +16,7 @@ RUN set -ex; \
 		libldap2-dev \
 		libmcrypt-dev \
 		libmemcached-dev \
-		libpng12-dev \
+		libpng-dev \
 		libpq-dev \
 	; \
 	\
diff --git a/php7.0/apache/Dockerfile b/php7.0/apache/Dockerfile
index 52edc86..21981e9 100644
--- a/php7.0/apache/Dockerfile
+++ b/php7.0/apache/Dockerfile
@@ -19,7 +19,7 @@ RUN set -ex; \
 		libldap2-dev \
 		libmcrypt-dev \
 		libmemcached-dev \
-		libpng12-dev \
+		libpng-dev \
 		libpq-dev \
 	; \
 	\
diff --git a/php7.0/fpm/Dockerfile b/php7.0/fpm/Dockerfile
index 97bad22..0c058c2 100644
--- a/php7.0/fpm/Dockerfile
+++ b/php7.0/fpm/Dockerfile
@@ -16,7 +16,7 @@ RUN set -ex; \
 		libldap2-dev \
 		libmcrypt-dev \
 		libmemcached-dev \
-		libpng12-dev \
+		libpng-dev \
 		libpq-dev \
 	; \
 	\
diff --git a/php7.1/apache/Dockerfile b/php7.1/apache/Dockerfile
index c669a53..43980c7 100644
--- a/php7.1/apache/Dockerfile
+++ b/php7.1/apache/Dockerfile
@@ -19,7 +19,7 @@ RUN set -ex; \
 		libldap2-dev \
 		libmcrypt-dev \
 		libmemcached-dev \
-		libpng12-dev \
+		libpng-dev \
 		libpq-dev \
 	; \
 	\
diff --git a/php7.1/fpm/Dockerfile b/php7.1/fpm/Dockerfile
index aa4cc0c..63c7986 100644
--- a/php7.1/fpm/Dockerfile
+++ b/php7.1/fpm/Dockerfile
@@ -16,7 +16,7 @@ RUN set -ex; \
 		libldap2-dev \
 		libmcrypt-dev \
 		libmemcached-dev \
-		libpng12-dev \
+		libpng-dev \
 		libpq-dev \
 	; \
 	\