diff --git a/profiles/features/prefix/package.use b/profiles/features/prefix/package.use
index 1990af48d80a0..2c6d13ceb043f 100644
--- a/profiles/features/prefix/package.use
+++ b/profiles/features/prefix/package.use
@@ -1,3 +1,8 @@
+# Sam James <sam@gentoo.org> (2021-12-22)
+# We don't use 'su' in Prefix because it requires privileges
+# (And PAM for util-linux).
+sys-apps/util-linux -su
+
 # Don't enable the security measures for convienence
 sys-apps/portage -rsync-verify