diff --git a/tests/misc-tests/021-image-multi-devices/test.sh b/tests/misc-tests/021-image-multi-devices/test.sh
index b1013b5d..5ed8f4b0 100755
--- a/tests/misc-tests/021-image-multi-devices/test.sh
+++ b/tests/misc-tests/021-image-multi-devices/test.sh
@@ -10,17 +10,18 @@ check_prereq btrfs
 
 setup_root_helper
 
-setup_loopdevs 2
+setup_loopdevs 3
 prepare_loopdevs
 loop1=${loopdevs[1]}
 loop2=${loopdevs[2]}
+loop3=${loopdevs[3]}
 
 # Create the test file system.
 
 run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f "$loop1" "$loop2"
 run_check $SUDO_HELPER mount "$loop1" "$TEST_MNT"
 run_check $SUDO_HELPER dd bs=1M count=1 if=/dev/zero of="$TEST_MNT/foobar"
-orig_md5=$(run_check_stdout md5sum "$TEST_MNT/foobar" | cut -d ' ' -f 1)
+orig_md5=$(run_check_stdout stat "$TEST_MNT/foobar" | md5sum | cut -d ' ' -f 1)
 run_check $SUDO_HELPER umount "$TEST_MNT"
 
 # Create the image to restore later.
@@ -32,13 +33,13 @@ run_check $SUDO_HELPER "$TOP/btrfs-image" "$loop1" "$IMAGE"
 run_check $SUDO_HELPER wipefs -a "$loop1"
 run_check $SUDO_HELPER wipefs -a "$loop2"
 
-run_check $SUDO_HELPER "$TOP/btrfs-image" -r "$IMAGE" "$loop1"
+run_check $SUDO_HELPER "$TOP/btrfs-image" -r "$IMAGE" "$loop3"
 
 # Run check to make sure there is nothing wrong for the recovered image
-run_check $SUDO_HELPER "$TOP/btrfs" check "$loop1"
+run_check $SUDO_HELPER "$TOP/btrfs" check "$loop3"
 
-run_check $SUDO_HELPER mount "$loop1" "$TEST_MNT"
-new_md5=$(run_check_stdout md5sum "$TEST_MNT/foobar" | cut -d ' ' -f 1)
+run_check $SUDO_HELPER mount "$loop3" "$TEST_MNT"
+new_md5=$(run_check_stdout stat "$TEST_MNT/foobar" | md5sum | cut -d ' ' -f 1)
 run_check $SUDO_HELPER umount "$TEST_MNT"
 
 cleanup_loopdevs