diff --git a/Makefile b/Makefile
index 0f4ecb61b..a92f9a58a 100644
--- a/Makefile
+++ b/Makefile
@@ -494,9 +494,9 @@ pot: po
 	$(XGETTEXT_BIN) --from-code=utf-8 \
 		--keyword=C_:1c,2 --keyword=N_:1,2 --keyword=NC_:1c,2,3 \
 		--add-comments=@translators \
-		reader.lua `find frontend -iname "*.lua"` \
-		`find plugins -iname "*.lua"` \
-		`find tools -iname "*.lua"` \
+		reader.lua `find frontend -iname "*.lua" | sort` \
+		`find plugins -iname "*.lua" | sort` \
+		`find tools -iname "*.lua" | sort` \
 		-o $(TEMPLATE_DIR)/$(DOMAIN).pot
 
 po: