diff --git a/test/units/testsuite-64.sh b/test/units/testsuite-64.sh
index 22e11fe05cf..0f9cf07e465 100755
--- a/test/units/testsuite-64.sh
+++ b/test/units/testsuite-64.sh
@@ -639,6 +639,7 @@ testcase_long_sysfs_path() {
 : >/failed
 
 udevadm settle
+udevadm control --log-level debug
 lsblk -a
 
 echo "Check if all symlinks under /dev/disk/ are valid (pre-test)"
@@ -658,6 +659,8 @@ udevadm settle
 echo "Check if all symlinks under /dev/disk/ are valid (post-test)"
 helper_check_device_symlinks
 
+udevadm control --log-level info
+
 systemctl status systemd-udevd
 
 touch /testok