diff --git a/Dockerfile b/Dockerfile
index 822e3e0..7ea740b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,5 +9,5 @@ LABEL org.label-schema.build-date="$BUILD_DATE" \
       org.label-schema.vcs-url="https://github.com/zammad/zammad" \
       org.label-schema.vcs-type="Git" \
       org.label-schema.vendor="Zammad" \
-      org.label-schema.schema-version="2.9.0" \
+      org.label-schema.schema-version="3.2.0" \
       org.label-schema.docker.cmd="sysctl -w vm.max_map_count=262144;docker-compose up"