--- tests/t_mmp_fail/script.orig	2023-02-07 03:31:53 UTC
+++ tests/t_mmp_fail/script
@@ -10,14 +10,14 @@ fi
 
 $TUNE2FS -O project $TMPFILE >> $test_name.log 2>&1
 status=$?
-if [ "$status" == 0 ] ; then
+if [ "$status" = 0 ] ; then
 	echo "'tune2fs -O project' succeeded on small inode" > $test_name.failed
 	echo "$test_name: $test_description: failed"
 	return 1
 fi
 $TUNE2FS -o bad_option $TMPFILE >> $test_name.log 2>&1
 status=$?
-if [ "$status" == 0 ] ; then
+if [ "$status" = 0 ] ; then
 	echo "'tune2fs -o bad_option' succeeded" > $test_name.failed
 	echo "$test_name: $test_description: failed"
 	return 1
