diff --git a/Dockerfile b/Dockerfile
index 4fec12a..0dd4644 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ ARG NEXTCLOUD_VERSION=28.0.4
 ARG PHP_VERSION=8.2
 ARG NGINX_VERSION=1.24
 
-ARG ALPINE_VERSION=3.18
+ARG ALPINE_VERSION=3.19
 ARG HARDENED_MALLOC_VERSION=11
 ARG SNUFFLEUPAGUS_VERSION=0.10.0