diff --git a/Dockerfile b/Dockerfile
index 37ddde8..b18563f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,6 +23,7 @@ COPY ui /ui
 RUN npm run build
 
 FROM alpine
+RUN apk upgrade --no-cache
 LABEL org.opencontainers.image.title="LocalStack" \
   org.opencontainers.image.description="Extension of Localstack for Docker desktop" \
   org.opencontainers.image.vendor="LocalStack GmbH" \
diff --git a/Makefile b/Makefile
index d68de86..9113674 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 IMAGE?=localstack/localstack-docker-desktop
-TAG?=2026.3.0
+TAG?=2026.4.0
 
 BUILDER=buildx-multi-arch