diff --git a/Dockerfile b/Dockerfile
index 5cfee96..9388b0b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 ARG REPO_ARCH=arm64v8
 
 # production environment
-FROM $REPO_ARCH/alpine:3.18
+FROM $REPO_ARCH/alpine:3.19
 
 ARG UID=991
 ARG GID=991