diff --git a/t/t2015-checkout-unborn.sh b/t/t2015-checkout-unborn.sh
index 9425aae639..fb0e13881c 100755
--- a/t/t2015-checkout-unborn.sh
+++ b/t/t2015-checkout-unborn.sh
@@ -9,11 +9,12 @@ TEST_PASSES_SANITIZE_LEAK=true
 
 test_expect_success 'setup' '
 	mkdir parent &&
-	(cd parent &&
-	 git init &&
-	 echo content >file &&
-	 git add file &&
-	 git commit -m base
+	(
+		cd parent &&
+		git init &&
+		echo content >file &&
+		git add file &&
+		git commit -m base
 	) &&
 	git fetch parent main:origin
 '