diff --git a/dlg-graphs/B_process_each_source.graph b/dlg-graphs/B_process_each_source.graph
index 5dead38c..2eb6e261 100644
--- a/dlg-graphs/B_process_each_source.graph
+++ b/dlg-graphs/B_process_each_source.graph
@@ -241,8 +241,8 @@
             "fields": [
                 {
                     "name": "func_name",
-                    "value": "",
-                    "defaultValue": "",
+                    "value": "A_process_each_source.process_each_source",
+                    "defaultValue": "A_process_each_source.process_each_source",
                     "description": "Python function name",
                     "readonly": false,
                     "type": "String",