diff --git a/common/environment/setup-subpkg/subpkg.sh b/common/environment/setup-subpkg/subpkg.sh
index 5ef21ec2763..21cd479ce0a 100644
--- a/common/environment/setup-subpkg/subpkg.sh
+++ b/common/environment/setup-subpkg/subpkg.sh
@@ -40,3 +40,6 @@ unset -v make_dirs
 
 # xbps-triggers: binfmts
 unset -v binfmts
+
+# xbps-triggers: register-shell
+unset -v register_shell