diff --git a/spec/javascripts/groups/mock_data.js b/spec/javascripts/groups/mock_data.js
index 9e1f414514a..5bb84b591f4 100644
--- a/spec/javascripts/groups/mock_data.js
+++ b/spec/javascripts/groups/mock_data.js
@@ -1,5 +1,5 @@
 const group1 = {
-  id: '12',
+  id: 12,
   name: 'level1',
   path: 'level1',
   description: 'foo',