diff --git a/modules/routes/routeInvitations.py b/modules/routes/routeInvitations.py
index c4241c0f..58a87a16 100644
--- a/modules/routes/routeInvitations.py
+++ b/modules/routes/routeInvitations.py
@@ -87,6 +87,7 @@ class InvitationValidation(BaseModel):
     roleIds: List[str]
     roleLabels: List[str] = []
     targetUsername: Optional[str] = None
+    email: Optional[str] = None
 
 
 # =============================================================================
@@ -546,7 +547,8 @@ def validate_invitation(
             featureInstanceId=str(invitation.featureInstanceId) if invitation.featureInstanceId else None,
             roleIds=roleIds,
             roleLabels=roleLabels,
-            targetUsername=targetUsername
+            targetUsername=targetUsername,
+            email=invitation.email
         )
         
     except Exception as e: