diff --git a/test/units/testsuite-60.sh b/test/units/testsuite-60.sh
index c221b19c36e..13fe139a38f 100755
--- a/test/units/testsuite-60.sh
+++ b/test/units/testsuite-60.sh
@@ -40,8 +40,8 @@ label:gpt
 name="loop${1?}-part1"
 EOF
     LOOP=$(losetup -P --show -f "/tmp/testsuite-60-dependencies-${1?}.img")
-    udevadm wait --settle --timeout=10 "${LOOP}p1"
-    udevadm lock --device="${LOOP}p1" mkfs.ext4 -L "partname${1?}-1" "${LOOP}p1"
+    udevadm wait --settle --timeout=10 "${LOOP}"
+    udevadm lock --device="${LOOP}" mkfs.ext4 -L "partname${1?}-1" "${LOOP}p1"
 }
 
 check_dependencies() {