diff --git a/nextcloud/11.0/Dockerfile b/nextcloud/11.0/Dockerfile
index e6ad80a..31d4f27 100644
--- a/nextcloud/11.0/Dockerfile
+++ b/nextcloud/11.0/Dockerfile
@@ -1,4 +1,4 @@
-FROM wonderfall/nginx-php
+FROM wonderfall/nginx-php:7.1
 
 ARG NEXTCLOUD_VERSION=11.0.3
 ARG GPG_nextcloud="2880 6A87 8AE4 23A2 8372  792E D758 99B9 A724 937A"
diff --git a/nextcloud/12.0b/Dockerfile b/nextcloud/12.0b/Dockerfile
index 23c0d8b..55503bc 100644
--- a/nextcloud/12.0b/Dockerfile
+++ b/nextcloud/12.0b/Dockerfile
@@ -1,6 +1,6 @@
-FROM wonderfall/nginx-php
+FROM wonderfall/nginx-php:7.1
 
-ARG NEXTCLOUD_VERSION=12.0.0beta2
+ARG NEXTCLOUD_VERSION=12.0.0beta3
 ARG GPG_nextcloud="2880 6A87 8AE4 23A2 8372  792E D758 99B9 A724 937A"
 
 ENV UID=991 GID=991 \
diff --git a/nextcloud/daily/Dockerfile b/nextcloud/daily/Dockerfile
index af18ddd..c30d3c2 100644
--- a/nextcloud/daily/Dockerfile
+++ b/nextcloud/daily/Dockerfile
@@ -1,4 +1,4 @@
-FROM wonderfall/nginx-php
+FROM wonderfall/nginx-php:7.1
 
 ENV UID=991 GID=991 \
     UPLOAD_MAX_SIZE=10G \