diff --git a/apiserver/database/model/auth.py b/apiserver/database/model/auth.py
index ee8f131..26c14d5 100644
--- a/apiserver/database/model/auth.py
+++ b/apiserver/database/model/auth.py
@@ -72,5 +72,5 @@ class User(DbModelMixin, AuthDocument):
     credentials = EmbeddedDocumentListField(Credentials, default=list)
     """ Credentials generated for this user """
 
-    email = EmailField()
+    email = EmailField(unique=True)
     """ Email uniquely identifying the user """
diff --git a/apiserver/schema/services/tasks.conf b/apiserver/schema/services/tasks.conf
index 4c18db9..73ca1bb 100644
--- a/apiserver/schema/services/tasks.conf
+++ b/apiserver/schema/services/tasks.conf
@@ -792,8 +792,14 @@ clone {
                     description: "In case the new_project_name was specified returns the target project details"
                     type: object
                     properties {
-                        id: "The ID of the target project"
-                        name: "The name of the target project"
+                        id {
+                            description: "The ID of the target project"
+                            type: string
+                        }
+                        name {
+                            description: "The name of the target project"
+                            type: string
+                        }
                     }
                 }
             }