diff --git a/Dockerfile b/Dockerfile
index 24c58e8..b42ca78 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM luzifer/alpine-nginx-php
 
-ENV MATOMO_VERSION=4.9.0 \
-    MATOMO_CHECKSUM=1e705bf56f9afe2f0a08e127e94d7f4915424bf5330e0f98532958a79d6703cc
+ENV MATOMO_VERSION=4.9.1 \
+    MATOMO_CHECKSUM=3211e1f58d1de077f7024d5b6a71deed7f8bce2b46a6a00c10ec349803ea1547
 
 COPY rootfs /
 RUN set -ex && /usr/local/bin/container-setup