diff --git a/po/Makefile b/po/Makefile
index 8d5b9e21..7dacb574 100644
--- a/po/Makefile
+++ b/po/Makefile
@@ -37,6 +37,6 @@ $(TEMPLATE): $(POSOURCES)
 
 clean:
 	@for f in $(LANGUAGES); do rm -f $(LDIR)/$$f/$(LFILE); done
-	rm -f *.mo
+	rm -f *.mo *.bak
 
 .PHONY: mofiles clean