diff --git a/addons/website_blog/tests/test_performance.py b/addons/website_blog/tests/test_performance.py
index cbb6e7ed1fd..37b56b75de1 100644
--- a/addons/website_blog/tests/test_performance.py
+++ b/addons/website_blog/tests/test_performance.py
@@ -12,6 +12,12 @@ class TestBlogPerformance(UtilPerf):
         if 'channel_id' in self.env['website']:
             self.env['website'].search([]).channel_id = False
 
+        # remove menu containing a slug url (only website_helpdesk normally), to
+        # avoid the menu cache being disabled, which would increase sql queries
+        self.env['website.menu'].search([
+            ('url', '=like', '/%/%-%'),
+        ]).unlink()
+
         self.env['blog.blog'].search([]).active = False
         blogs = self.env['blog.blog'].create([{
             "name": 'aaa Blog Test',