diff --git a/backend/src/seeds/graphql/mutations.ts b/backend/src/seeds/graphql/mutations.ts
index 19ca2a8d0..f68d983c0 100644
--- a/backend/src/seeds/graphql/mutations.ts
+++ b/backend/src/seeds/graphql/mutations.ts
@@ -94,7 +94,7 @@ export const createPendingCreation = gql`
 `
 
 export const confirmPendingCreation = gql`
-  mutation ($id: Float!) {
+  mutation ($id: Int!) {
     confirmPendingCreation(id: $id)
   }
 `