diff --git a/dataconnect/connector/user/mutations.gql b/dataconnect/connector/user/mutations.gql
index cf6444fe..f0da8002 100644
--- a/dataconnect/connector/user/mutations.gql
+++ b/dataconnect/connector/user/mutations.gql
@@ -17,7 +17,7 @@ mutation CreateUser(
 }
 
 mutation UpdateUser(
-  $id: String!,
+  $id: UUID!,
   $email: String,
   $fullName: String,
   $role: UserBaseRole,
@@ -35,7 +35,7 @@ mutation UpdateUser(
 }
 
 mutation DeleteUser(
-  $id: String!
+  $id: UUID!
 ) @auth(level: USER) {
   user_delete(id: $id)
 }
diff --git a/dataconnect/connector/user/queries.gql b/dataconnect/connector/user/queries.gql
index 417860bf..6675c691 100644
--- a/dataconnect/connector/user/queries.gql
+++ b/dataconnect/connector/user/queries.gql
@@ -11,7 +11,7 @@ query listUsers @auth(level: USER) {
 }
 
 query getUserById(
-  $id: String!
+  $id: UUID!
 ) @auth(level: USER) {
   user(id: $id) {
     id