diff --git a/Dockerfile b/Dockerfile
index 7e06589..25b0ad8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM luzifer/alpine-nginx-php
 
-ENV MATOMO_VERSION=4.0.3 \
-    MATOMO_CHECKSUM=ac2ad4202c211b28d3d97bcca3c179268436289378027a4a526fc15332e2b55d
+ENV MATOMO_VERSION=4.0.4 \
+    MATOMO_CHECKSUM=b8758bf8e0dc677427300110e545b33000e3aca2f301901b90f616e5ee1d3045
 
 COPY rootfs /
 RUN set -ex && /usr/local/bin/container-setup