--- tests/f_detect_junk/script.orig	2023-02-07 03:31:53 UTC
+++ tests/f_detect_junk/script
@@ -9,7 +9,7 @@ FSCK_OPT=-fn
 IMAGE=$test_dir/image.bz2
 
 bzip2 -d < $IMAGE > $TMPFILE
-$DD if=/dev/zero of=$TMPFILE conv=notrunc oflag=append bs=1024k count=16 > /dev/null 2>&1
+$DD if=/dev/zero of=$TMPFILE conv=notrunc bs=1024k count=16 2>/dev/null >>$TMPFILE
 
 # Run fsck to fix things?
 if [ -x $DEBUGFS_EXE ]; then
