diff --git a/t/t7005-editor.sh b/t/t7005-editor.sh
index 29e5043b94..b2ca77b338 100755
--- a/t/t7005-editor.sh
+++ b/t/t7005-editor.sh
@@ -111,14 +111,8 @@ do
 	'
 done
 
-if echo 'echo space > "$1"' > "e space.sh"
-then
-	# FS supports spaces in filenames
-	test_set_prereq SPACES_IN_FILENAMES
-fi
-
-test_expect_success SPACES_IN_FILENAMES 'editor with a space' '
-
+test_expect_success 'editor with a space' '
+	echo "echo space >\$1" >"e space.sh" &&
 	chmod a+x "e space.sh" &&
 	GIT_EDITOR="./e\ space.sh" git commit --amend &&
 	test space = "$(git show -s --pretty=format:%s)"
@@ -126,7 +120,7 @@ test_expect_success SPACES_IN_FILENAMES 'editor with a space' '
 '
 
 unset GIT_EDITOR
-test_expect_success SPACES_IN_FILENAMES 'core.editor with a space' '
+test_expect_success 'core.editor with a space' '
 
 	git config core.editor \"./e\ space.sh\" &&
 	git commit --amend &&