diff --git a/playground/dinithi/test-call-activity/Language-schema.json b/playground/dinithi/test-call-activity/Language-schema.json
index a514dfe8..db6f9041 100644
--- a/playground/dinithi/test-call-activity/Language-schema.json
+++ b/playground/dinithi/test-call-activity/Language-schema.json
@@ -1,3 +1,4 @@
 {
-    
+{}
+
 }
\ No newline at end of file