diff --git a/Dockerfile b/Dockerfile
index 6bd63ce..7bc1953 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM luzifer/alpine-nginx-php
 
-ENV WP_VERSION=5.9 \
-    WP_CHECKSUM=972d48f95274859b513607ad686a0ac4278fd4ac1522c19a8efed65a549acc0b
+ENV WP_VERSION=5.9.1 \
+    WP_CHECKSUM=66f42a4ebf7a79aab9c649d3d2f2a18e6a4c012e8c858f3c3375ae915273d206
 
 COPY rootfs /
 RUN set -ex && /usr/local/bin/container-setup