diff --git a/Dockerfile b/Dockerfile
index 6d76470..3343c24 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -27,8 +27,8 @@ RUN apk add --no-cache curl \
     su-exec
 
 ### phpBB
-ENV PHPBB_VERSION 3.3.11
-ENV PHPBB_SHA256 c9eedbc3f1564c7a1b7d05189d76ed1ff4304379b2091264912a9ad97cbe09b0
+ENV PHPBB_VERSION 3.3.12
+ENV PHPBB_SHA256 17828e961406291450878aa59bcbb04d642e711cc0028be831bdb7c803b13b3b
 
 WORKDIR /tmp