diff --git a/Dockerfile b/Dockerfile
index 4455d05..12fd152 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM luzifer/alpine-nginx-php
 
-ENV WP_VERSION=5.5.1 \
-    WP_CHECKSUM=6b13594cb19ea7f2bf69a6a79c8b1b1580edd630056b7db3a18467132918d2fc
+ENV WP_VERSION=5.5.2 \
+    WP_CHECKSUM=04fdfe636f175fa49fce1ed8b96b12d1adb89b1c669b8c43b423f6cff94f3e1c
 
 COPY rootfs /
 RUN set -ex && /usr/local/bin/container-setup