diff --git a/php7.0/apache/Dockerfile b/php7.0/apache/Dockerfile
index 2dbfccc..5c354e8 100644
--- a/php7.0/apache/Dockerfile
+++ b/php7.0/apache/Dockerfile
@@ -39,7 +39,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/php7.0/fpm-alpine/Dockerfile b/php7.0/fpm-alpine/Dockerfile
index 34a29ae..7246ba7 100644
--- a/php7.0/fpm-alpine/Dockerfile
+++ b/php7.0/fpm-alpine/Dockerfile
@@ -39,7 +39,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/php7.0/fpm/Dockerfile b/php7.0/fpm/Dockerfile
index ea91cd9..fc79452 100644
--- a/php7.0/fpm/Dockerfile
+++ b/php7.0/fpm/Dockerfile
@@ -36,7 +36,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/php7.1/apache/Dockerfile b/php7.1/apache/Dockerfile
index eaa3632..bbd3025 100644
--- a/php7.1/apache/Dockerfile
+++ b/php7.1/apache/Dockerfile
@@ -39,7 +39,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/php7.1/fpm-alpine/Dockerfile b/php7.1/fpm-alpine/Dockerfile
index e40823f..68a9c88 100644
--- a/php7.1/fpm-alpine/Dockerfile
+++ b/php7.1/fpm-alpine/Dockerfile
@@ -39,7 +39,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/php7.1/fpm/Dockerfile b/php7.1/fpm/Dockerfile
index 00bd84b..eb81533 100644
--- a/php7.1/fpm/Dockerfile
+++ b/php7.1/fpm/Dockerfile
@@ -36,7 +36,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/php7.2/apache/Dockerfile b/php7.2/apache/Dockerfile
index da60dc4..ce4cd8f 100644
--- a/php7.2/apache/Dockerfile
+++ b/php7.2/apache/Dockerfile
@@ -37,7 +37,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/php7.2/fpm-alpine/Dockerfile b/php7.2/fpm-alpine/Dockerfile
index 2142a89..c406ec5 100644
--- a/php7.2/fpm-alpine/Dockerfile
+++ b/php7.2/fpm-alpine/Dockerfile
@@ -37,7 +37,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/php7.2/fpm/Dockerfile b/php7.2/fpm/Dockerfile
index 5ed8707..4d063e0 100644
--- a/php7.2/fpm/Dockerfile
+++ b/php7.2/fpm/Dockerfile
@@ -34,7 +34,7 @@ RUN set -ex; \
 	; \
 	\
 # pecl will claim success even if one install fails, so we need to perform each install separately
-	pecl install APCu-5.1.13; \
+	pecl install APCu-5.1.14; \
 	pecl install memcached-3.0.4; \
 	pecl install redis-4.2.0; \
 	\
diff --git a/update.sh b/update.sh
index 5bfffaa..f611910 100755
--- a/update.sh
+++ b/update.sh
@@ -13,6 +13,33 @@ current="$(curl -fsSL 'https://downloads.joomla.org/api/v1/latest/cms' | jq -r '
 urlVersion=$(echo $current | sed -e 's/\./-/g')
 sha1="$(curl -fsSL "https://downloads.joomla.org/api/v1/signatures/cms/$urlVersion"  | jq -r --arg file "Joomla_${current}-Stable-Full_Package.tar.bz2" '.[] | .[] | select(.filename == $file).sha1')"
 
+apcu_version="$(
+	git ls-remote --tags https://github.com/krakjoe/apcu.git \
+		| cut -d/ -f3 \
+		| grep -vE -- '-rc|-b' \
+		| sed -E 's/^v//' \
+		| sort -V \
+		| tail -1
+)"
+
+memcached_version="$(
+	git ls-remote --tags https://github.com/php-memcached-dev/php-memcached.git \
+		| cut -d/ -f3 \
+		| grep -vE -- '-rc|-b' \
+		| sed -E 's/^[rv]//' \
+		| sort -V \
+		| tail -1
+)"
+
+redis_version="$(
+	git ls-remote --tags https://github.com/phpredis/phpredis.git \
+		| cut -d/ -f3 \
+		| grep -viE '[a-z]' \
+		| tr -d '^{}' \
+		| sort -V \
+		| tail -1
+)"
+
 declare -A variantExtras=(
 	[apache]='\n# Enable Apache Rewrite Module\nRUN a2enmod rewrite\n'
 	[fpm]=''
@@ -31,10 +58,10 @@ declare -A variantBases=(
 declare -A pecl_versions=(
 	[php5-APCu]='4.0.11'
 	[php5-memcached]='2.2.0'
-	[php5-redis]='4.2.0'
-	[php7-APCu]='5.1.13'
-	[php7-memcached]='3.0.4'
-	[php7-redis]='4.2.0'
+	[php5-redis]="$redis_version"
+	[php7-APCu]="$apcu_version"
+	[php7-memcached]="$memcached_version"
+	[php7-redis]="$redis_version"
 )
 
 travisEnv=