diff --git a/12.0-rc/fpm-alpine/Dockerfile b/12.0-rc/fpm-alpine/Dockerfile
index 6d8434f1..9192155c 100644
--- a/12.0-rc/fpm-alpine/Dockerfile
+++ b/12.0-rc/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.1-fpm-alpine3.7
+FROM php:7.1-fpm-alpine3.8
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \
diff --git a/12.0/fpm-alpine/Dockerfile b/12.0/fpm-alpine/Dockerfile
index 9cb14277..416dfbaf 100644
--- a/12.0/fpm-alpine/Dockerfile
+++ b/12.0/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.1-fpm-alpine3.7
+FROM php:7.1-fpm-alpine3.8
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \
diff --git a/13.0-rc/fpm-alpine/Dockerfile b/13.0-rc/fpm-alpine/Dockerfile
index 86510f2f..7dee24e3 100644
--- a/13.0-rc/fpm-alpine/Dockerfile
+++ b/13.0-rc/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.2-fpm-alpine3.7
+FROM php:7.2-fpm-alpine3.8
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \
diff --git a/13.0/fpm-alpine/Dockerfile b/13.0/fpm-alpine/Dockerfile
index cefd3de4..4d5b2f49 100644
--- a/13.0/fpm-alpine/Dockerfile
+++ b/13.0/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.2-fpm-alpine3.7
+FROM php:7.2-fpm-alpine3.8
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \
diff --git a/14.0-rc/fpm-alpine/Dockerfile b/14.0-rc/fpm-alpine/Dockerfile
index 80ac903c..f517f695 100644
--- a/14.0-rc/fpm-alpine/Dockerfile
+++ b/14.0-rc/fpm-alpine/Dockerfile
@@ -1,5 +1,5 @@
 # DO NOT EDIT: created by update.sh from Dockerfile-alpine.template
-FROM php:7.2-fpm-alpine3.7
+FROM php:7.2-fpm-alpine3.8
 
 # entrypoint.sh and cron.sh dependencies
 RUN set -ex; \