diff --git a/profiles/templates/3.5/6_ac_update_sync/world/grp/dev-util b/profiles/templates/3.5/6_ac_update_sync/world/grp/dev-util
index e7655346..4bfd1061 100644
--- a/profiles/templates/3.5/6_ac_update_sync/world/grp/dev-util
+++ b/profiles/templates/3.5/6_ac_update_sync/world/grp/dev-util
@@ -9,6 +9,7 @@ dev-util/ccache
 !!android-sdk-update-manager:0
 !!android-studio:0
 !!catalyst:0
+!!checkstyle:0
 !!cmake-fedora:0
 !!colm:0
 !!git-delta:0
@@ -38,3 +39,7 @@ ply
 # depend for mutter
 gdbus-codegen
 #in#
+
+#?in(os_linux_pkglist, CB4)!=#
+checkstyle
+#in#