diff --git a/Makefile b/Makefile
index dc779e2..07695ee 100644
--- a/Makefile
+++ b/Makefile
@@ -25,9 +25,9 @@ dist: \
 	_dist/yatwiki-$(VERSION)-src.zip
 
 clean:
-	if [ -f ./staticResources.go ] ; then rm ./staticResources.go ; fi
-	if [ -d ./build ] ; then rm -r ./build ; fi
-	if [ -f ./yatwiki ] ; then rm ./yatwiki ; fi
+	rm -f ./staticResources.go
+	rm -fr ./build
+	rm -f ./yatwiki
 
 #
 # Generated files