diff --git a/profiles/CBB/package.use b/profiles/CBB/package.use
index 7c77bcbf..59881909 100644
--- a/profiles/CBB/package.use
+++ b/profiles/CBB/package.use
@@ -1,2 +1,5 @@
 # need for app-officeext/languagetool-5.0
 app-office/libreoffice java kde
+
+# stable server with fsync
+sys-kernel/calculate-sources firmware fsync grub minimal symlink vmlinuz -build -desktop -muqss -pae -themes -uksm