diff --git a/src/vs/editor/test/common/viewLayout/viewLineRenderer.test.ts b/src/vs/editor/test/common/viewLayout/viewLineRenderer.test.ts
index e09b3d2f6f2..46f3690130a 100644
--- a/src/vs/editor/test/common/viewLayout/viewLineRenderer.test.ts
+++ b/src/vs/editor/test/common/viewLayout/viewLineRenderer.test.ts
@@ -106,7 +106,7 @@ suite('viewLineRenderer.renderLine', () => {
}
test('empty line', () => {
- assertParts('', 4, [], '\u00a0', [], []);
+ assertParts('', 4, [], '', [], []);
});
test('uses part type', () => {