diff --git a/Makefile b/Makefile
index 16a5c15db..14d754d77 100644
--- a/Makefile
+++ b/Makefile
@@ -12,3 +12,7 @@ stop:
 
 deploy: install
 	yarn build
+
+switch:
+	-rm data
+	ln -s ./locale/${LANG} ./data
diff --git a/README.md b/README.md
index 3cba9be9f..4f253cbf0 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ $ yarn install
 # configure environment
 $ cp .env.dist .env
 $ nano .env
-$ ln -s locale/pl data    # or other locale
+$ make switch LANG=pl
 $ node server/initDb.js
 
 # serve with hot reload at localhost:3000