diff --git a/Dockerfile b/Dockerfile
index 78eef59..f939c3f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM adoptopenjdk/openjdk8:alpine-jre
 # this image already contains glibc
 
-ARG CONFLUENCE_VERSION=7.11.0
+ARG CONFLUENCE_VERSION=7.13.0
 
 # permissions
 ARG CONTAINER_UID=1000