diff --git a/webui/source/templates/ajax/delete-source.tpl b/webui/source/templates/ajax/delete-source.tpl
index 1177770..a498329 100644
--- a/webui/source/templates/ajax/delete-source.tpl
+++ b/webui/source/templates/ajax/delete-source.tpl
@@ -6,6 +6,10 @@
             "content": {$sources_html|json_encode}
         }
     {else}
+        "dialogheadertitle" {
+            "content": "Delete Source"
+        },
+        
         "dialogcontent": {
             {include file="fragments/delete-source.tpl" assign="delete_source_html"}
             "content": {$delete_source_html|json_encode}