diff --git a/src/vs/base/test/common/jsonEdit.test.ts b/src/vs/base/test/common/jsonEdit.test.ts
index 2b8ea381df2ade339f06df93025749fc99590226..ef9966424488bfce5d2c3766956356631ef36385 100644
--- a/src/vs/base/test/common/jsonEdit.test.ts
+++ b/src/vs/base/test/common/jsonEdit.test.ts
@@ -150,10 +150,16 @@ suite('JSON - edits', () => {
 		assertEdit(content, edits, '[\n  1,\n  2\n]');
 	});
 
-	test('remove last item in the array if ends with comman', () => {
+	test('remove last item in the array if ends with comma', () => {
 		let content = '[\n  1,\n  "foo",\n  "bar",\n]';
 		let edits = setProperty(content, [2], void 0, formatterOptions);
 		assertEdit(content, edits, '[\n  1,\n  "foo"\n]');
 	});
 
+	test('remove last item in the array if there is a comment in the beginning', () => {
+		let content = '// This is a comment\n[\n  1,\n  "foo",\n  "bar"\n]';
+		let edits = setProperty(content, [2], void 0, formatterOptions);
+		assertEdit(content, edits, '// This is a comment\n[\n  1,\n  "foo"\n]');
+	});
+
 });
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