diff --git a/test/zdtm/static/cgroup_ifpriomap.checkskip b/test/zdtm/static/cgroup_ifpriomap.checkskip
index 205f8fc530..f401ad1b24 100755
--- a/test/zdtm/static/cgroup_ifpriomap.checkskip
+++ b/test/zdtm/static/cgroup_ifpriomap.checkskip
@@ -1,3 +1,6 @@
 #!/bin/bash
+set -e
 
-! test -f /sys/fs/cgroup/cgroup.controllers
+test ! -f /sys/fs/cgroup/cgroup.controllers
+
+grep -q '^net_prio\s' /proc/cgroups