diff --git a/225 b/225
index 673e93e5..ab688cd9 100644
--- a/225
+++ b/225
@@ -53,7 +53,7 @@ fiemapfile=$TEST_DIR/fiemap.$$
 [ -x $here/src/fiemap-tester ] || _notrun "fiemap-tester not built"
 
 echo "fiemap run without preallocation"
-$here/src/fiemap-tester -q -p 0 -r 200 /mnt/test/fiemapfile
+$here/src/fiemap-tester -q -p 0 -r 200 $TEST_DIR/fiemapfile
 
 rm -f $fiemapfile
 rm -f $seq.full