diff --git a/Dockerfile b/Dockerfile
index 12fead1..42898d6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -55,8 +55,8 @@ RUN mkdir /.config /phpbb
 COPY src/ /var/www/html/
 
 # Add phpBB installation
-ENV PHPBB_VERSION=3.3.14
-ENV PHPBB_SHA256=68cd6cf3faefa175ea3892ba02c6b112e8967ed33703521c79820e35bd15ec9a
+ENV PHPBB_VERSION=3.3.15
+ENV PHPBB_SHA256=b4a1d0b579651dcdd55f02c0b742d23fb5d45f915de60628d5aadd34d32cf761
 
 WORKDIR /tmp