diff --git a/packages/twenty-server/src/engine/api/rest/core/query-builder/factories/find-duplicates-query.factory.ts b/packages/twenty-server/src/engine/api/rest/core/query-builder/factories/find-duplicates-query.factory.ts
index 8a1cd15a6..dbd41fcab 100644
--- a/packages/twenty-server/src/engine/api/rest/core/query-builder/factories/find-duplicates-query.factory.ts
+++ b/packages/twenty-server/src/engine/api/rest/core/query-builder/factories/find-duplicates-query.factory.ts
@@ -21,7 +21,7 @@ export class FindDuplicatesQueryFactory {
     return `
       query FindDuplicate${capitalize(
         objectNameSingular,
-      )}($ids: [ID], $data: [${capitalize(objectNameSingular)}CreateInput]) {
+      )}($ids: [UUID], $data: [${capitalize(objectNameSingular)}CreateInput]) {
         ${objectNameSingular}Duplicates(ids: $ids, data: $data) {
           totalCount
           pageInfo {