diff --git a/15.0/fpm-alpine/Dockerfile b/15.0/fpm-alpine/Dockerfile
index 007cce4..945ddff 100644
--- a/15.0/fpm-alpine/Dockerfile
+++ b/15.0/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.3-fpm-alpine3.10
+FROM php:7.3-fpm-alpine3.11
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \
diff --git a/16.0/fpm-alpine/Dockerfile b/16.0/fpm-alpine/Dockerfile
index c59c7b6..f7e63d1 100644
--- a/16.0/fpm-alpine/Dockerfile
+++ b/16.0/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.3-fpm-alpine3.10
+FROM php:7.3-fpm-alpine3.11
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \
diff --git a/17.0/fpm-alpine/Dockerfile b/17.0/fpm-alpine/Dockerfile
index 182949e..c1409e8 100644
--- a/17.0/fpm-alpine/Dockerfile
+++ b/17.0/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.3-fpm-alpine3.10
+FROM php:7.3-fpm-alpine3.11
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \
diff --git a/18.0-beta/fpm-alpine/Dockerfile b/18.0-beta/fpm-alpine/Dockerfile
index d99c18d..eab4d6d 100644
--- a/18.0-beta/fpm-alpine/Dockerfile
+++ b/18.0-beta/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.3-fpm-alpine3.10
+FROM php:7.3-fpm-alpine3.11
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \
diff --git a/Dockerfile-alpine.template b/Dockerfile-alpine.template
index ab55a1f..0840ade 100644
--- a/Dockerfile-alpine.template
+++ b/Dockerfile-alpine.template
@@ -1,4 +1,4 @@
-FROM php:%%PHP_VERSION%%-%%VARIANT%%3.10
+FROM php:%%PHP_VERSION%%-%%VARIANT%%3.11
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \