diff --git a/11.0/apache/Dockerfile b/11.0/apache/Dockerfile
index 11abac37..64d16378 100644
--- a/11.0/apache/Dockerfile
+++ b/11.0/apache/Dockerfile
@@ -37,7 +37,7 @@ RUN a2enmod rewrite
 # PECL extensions
 RUN set -ex \
  && pecl install APCu-5.1.8 \
- && pecl install memcached-3.0.3 \
+ && pecl install memcached-3.0.4 \
  && pecl install redis-3.1.4 \
  && docker-php-ext-enable apcu redis memcached
 RUN a2enmod rewrite
diff --git a/11.0/fpm/Dockerfile b/11.0/fpm/Dockerfile
index db772c26..2b0f7484 100644
--- a/11.0/fpm/Dockerfile
+++ b/11.0/fpm/Dockerfile
@@ -36,7 +36,7 @@ RUN { \
 # PECL extensions
 RUN set -ex \
  && pecl install APCu-5.1.8 \
- && pecl install memcached-3.0.3 \
+ && pecl install memcached-3.0.4 \
  && pecl install redis-3.1.4 \
  && docker-php-ext-enable apcu redis memcached
 
diff --git a/12.0/apache/Dockerfile b/12.0/apache/Dockerfile
index 34f0cb3b..64001786 100644
--- a/12.0/apache/Dockerfile
+++ b/12.0/apache/Dockerfile
@@ -37,7 +37,7 @@ RUN a2enmod rewrite
 # PECL extensions
 RUN set -ex \
  && pecl install APCu-5.1.8 \
- && pecl install memcached-3.0.3 \
+ && pecl install memcached-3.0.4 \
  && pecl install redis-3.1.4 \
  && docker-php-ext-enable apcu redis memcached
 RUN a2enmod rewrite
diff --git a/12.0/fpm/Dockerfile b/12.0/fpm/Dockerfile
index 99717db2..415be4d0 100644
--- a/12.0/fpm/Dockerfile
+++ b/12.0/fpm/Dockerfile
@@ -36,7 +36,7 @@ RUN { \
 # PECL extensions
 RUN set -ex \
  && pecl install APCu-5.1.8 \
- && pecl install memcached-3.0.3 \
+ && pecl install memcached-3.0.4 \
  && pecl install redis-3.1.4 \
  && docker-php-ext-enable apcu redis memcached
 
diff --git a/Dockerfile.template b/Dockerfile.template
index a9068a04..80a54a29 100644
--- a/Dockerfile.template
+++ b/Dockerfile.template
@@ -37,7 +37,7 @@ RUN a2enmod rewrite
 # PECL extensions
 RUN set -ex \
  && pecl install APCu-5.1.8 \
- && pecl install memcached-3.0.3 \
+ && pecl install memcached-3.0.4 \
  && pecl install redis-3.1.4 \
  && docker-php-ext-enable apcu redis memcached
 RUN a2enmod rewrite