diff --git a/frappe/translate.py b/frappe/translate.py
index 9ba0860cd1..ccf0cbea09 100644
--- a/frappe/translate.py
+++ b/frappe/translate.py
@@ -205,7 +205,9 @@ def load_lang(lang, apps=None):
 
 		if '-' in lang:
 			parent = lang.split('-')[0]
-			out = load_lang(parent).update(out)
+			parent_out = load_lang(parent)
+			parent_out.update(out)
+			out = parent_out
 
 		frappe.cache().hset("lang_full_dict", lang, out)