diff --git a/t/t4201-shortlog.sh b/t/t4201-shortlog.sh
--- a/t/t4201-shortlog.sh
+++ b/t/t4201-shortlog.sh
echo 1 > a1
git add a1
tree=$(git write-tree)
-commit=$((echo "Test"; echo) | git commit-tree $tree)
+commit=$( (echo "Test"; echo) | git commit-tree $tree )
git update-ref HEAD $commit
echo 2 > a1
-git commit -m "This is a very, very long first line for the commit message to see if it is wrapped correctly" a1
+git commit --quiet -m "This is a very, very long first line for the commit message to see if it is wrapped correctly" a1
# test if the wrapping is still valid when replacing all i's by treble clefs.
echo 3 > a1
-git commit -m "$(echo "This is a very, very long first line for the commit message to see if it is wrapped correctly" | sed "s/i/1234/g" | tr 1234 '\360\235\204\236')" a1
+git commit --quiet -m "$(echo "This is a very, very long first line for the commit message to see if it is wrapped correctly" | sed "s/i/1234/g" | tr 1234 '\360\235\204\236')" a1
# now fsck up the utf8
git repo-config i18n.commitencoding non-utf-8
echo 4 > a1
-git commit -m "$(echo "This is a very, very long first line for the commit message to see if it is wrapped correctly" | sed "s/i/1234/g" | tr 1234 '\370\235\204\236')" a1
+git commit --quiet -m "$(echo "This is a very, very long first line for the commit message to see if it is wrapped correctly" | sed "s/i/1234/g" | tr 1234 '\370\235\204\236')" a1
echo 5 > a1
-git commit -m "a 12 34 56 78" a1
+git commit --quiet -m "a 12 34 56 78" a1
git shortlog -w HEAD > out