diff --git a/Makefile b/Makefile
index a330b58..63b8658 100644
--- a/Makefile
+++ b/Makefile
@@ -11,12 +11,12 @@ SHELL := /bin/bash
 default: build
 
 guard:
-	@ [ ! -z "$(git status --porcelain=v1 2>/dev/null)" ] && echo "git not clean!" && exit 1
+	@ if [ -z "$(git status --porcelain=v1 2>/dev/null)" ]; then echo "git not clean!"; exit 1; fi
 
 build:
 	podman build --build-arg VERSION=$(VERSION) --tag ${REPO}/${IMAGENAME}:$(VERSION) .
 
-clean:
+clean: guard
 	podman image rm ${REPO}/${IMAGENAME}:$(VERSION)
 
 release: guard build