diff --git a/debian/gitlab.maintscript b/debian/gitlab.maintscript
index fdfe10b9ad..95fa6b33a1 100644
--- a/debian/gitlab.maintscript
+++ b/debian/gitlab.maintscript
@@ -705,3 +705,4 @@ rm_conffile /etc/gitlab/initializers/active_record_build_select.rb 15.2.2+ds1-3
 rm_conffile /etc/gitlab/initializers/active_record_ping.rb 15.2.2+ds1-3 gitlab
 rm_conffile /etc/gitlab/initializers/asciidoctor_patch.rb 15.2.2+ds1-3 gitlab
 rm_conffile /etc/gitlab/initializers/graphql.rb 15.2.2+ds1-3 gitlab
+rm_conffile /etc/gitlab/feature_flags/development/performance_bar_stats.yml 15.2.3+ds1-2 gitlab