diff --git a/tests/zfs-tests/tests/functional/io/io_uring.ksh b/tests/zfs-tests/tests/functional/io/io_uring.ksh
index 2d2b18f8bb..189c11f0d6 100755
--- a/tests/zfs-tests/tests/functional/io/io_uring.ksh
+++ b/tests/zfs-tests/tests/functional/io/io_uring.ksh
@@ -40,7 +40,7 @@
 verify_runnable "global"
 
 
-if [[ $(linux_version) -lt $(linux_version "5.1") ]]; then
+if ! $(grep -q "CONFIG_IO_URING=y" /boot/config-$(uname -r)); then
 	log_unsupported "Requires io_uring support"
 fi