diff --git a/src/Core/Constants.cs b/src/Core/Constants.cs
index 6efdedfeed..1d807149a9 100644
--- a/src/Core/Constants.cs
+++ b/src/Core/Constants.cs
@@ -155,6 +155,7 @@ public static class FeatureFlagKeys
     public const string PM14401_ScaleMSPOnClientOrganizationUpdate = "PM-14401-scale-msp-on-client-organization-update";
     public const string DisableFreeFamiliesSponsorship = "PM-12274-disable-free-families-sponsorship";
     public const string MacOsNativeCredentialSync = "macos-native-credential-sync";
+    public const string PM9111ExtensionPersistAddEditForm = "pm-9111-extension-persist-add-edit-form";
 
     public static List<string> GetAllKeys()
     {