diff --git a/mkosi.images/system/mkosi.conf b/mkosi.images/system/mkosi.conf
index e07ff1b998..a65caf58d8 100644
--- a/mkosi.images/system/mkosi.conf
+++ b/mkosi.images/system/mkosi.conf
@@ -10,6 +10,7 @@ ExtraTrees=
 
 Packages=
         acl
+        attr
         bash-completion
         coreutils
         diffutils