diff --git a/manifest.yaml b/manifest.yaml
index 27bcedc..6030eb4 100644
--- a/manifest.yaml
+++ b/manifest.yaml
@@ -8,7 +8,7 @@ dublin_core:
   subject: Bible
   description: 'An unrestricted literal Bible'
   language:
-    identifier: 'ur-Deva'
+    identifier: 'ur-deva'
     title: 'Urdu Devanagari script'
     direction: 'ltr'
   source: