Merge branch 'kk/maint-commit-tree'

diff --git a/t/t4020-diff-external.sh b/t/t4020-diff-external.sh
index 083f62d1d6bb6bfd908b0a03db1a47f80071ef91..533afc1185114e8ea7e7e5e9315ceaf7816e32c2 100755 (executable)
--- a/t/t4020-diff-external.sh
+++ b/t/t4020-diff-external.sh
@@ -118,7 +118,7 @@ test_expect_success 'no diff with -diff' '
        git diff | grep Binary
 '
 
-echo NULZbetweenZwords | perl -pe 'y/Z/\000/' > file
+echo NULZbetweenZwords | "$PERL_PATH" -pe 'y/Z/\000/' > file
 
 test_expect_success 'force diff with "diff"' '
        echo >.gitattributes "file diff" &&