diff --git a/src/configurations/destinations/facebook_conversions/ui-config.json b/src/configurations/destinations/facebook_conversions/ui-config.json
index 8d670ef05..474985065 100644
--- a/src/configurations/destinations/facebook_conversions/ui-config.json
+++ b/src/configurations/destinations/facebook_conversions/ui-config.json
@@ -67,7 +67,7 @@
                   {
                     "type": "singleSelect",
                     "label": "Action Source",
-                    "note": "Choose the action_source value you want to set before sending to facebook",
+                    "note": "Choose the fallback action_source value you want to set if action_source is not found in event properties",
                     "configKey": "actionSource",
                     "options": [
                       {