diff --git a/Makefile b/Makefile
index 669cec93..49cde858 100755
--- a/Makefile
+++ b/Makefile
@@ -46,7 +46,7 @@ push_translations:
 
 # Pulls translations from Transifex.
 pull_translations:
-	tx pull -f --mode reviewed --language=$(transifex_langs)
+	tx pull -f --mode reviewed --languages=$(transifex_langs)
 
 # This target is used by Travis.
 validate-no-uncommitted-package-lock-changes: