diff --git a/bookstack/Dockerfile b/bookstack/Dockerfile
index d2e1996..3918680 100644
--- a/bookstack/Dockerfile
+++ b/bookstack/Dockerfile
@@ -28,7 +28,7 @@ RUN \
         php83-tokenizer=8.3.12-r0 \
         php83-xml=8.3.12-r0 \
         php83-xmlwriter=8.3.12-r0 \
-        php83=8.3.12-r0 \
+        php83=8.3.13-r0 \
     \
     && apk add --no-cache --virtual .build-dependencies \
        composer=2.7.9-r0 \