diff --git a/Makefile b/Makefile
index 5ad3df9..3cd17e2 100644
--- a/Makefile
+++ b/Makefile
@@ -16,6 +16,7 @@ tag_latest:
 
 release: test tag_latest
 	@if ! docker images $(NAME) | awk '{ print $$2 }' | grep -q -F $(VERSION); then echo "$(NAME) version $(VERSION) is not yet built. Please run 'make build'"; false; fi
+	@if ! head -n 1 Changelog.md | grep -q 'release date'; then echo 'Please note the release date in Changelog.md.' && false; fi
 	docker push $(NAME)
 	@echo "*** Don't forget to create a tag. git tag rel-$(VERSION) && git push origin rel-$(VERSION)"