diff --git a/src/vs/base/test/browser/ui/splitview/splitview.test.ts b/src/vs/base/test/browser/ui/splitview/splitview.test.ts
index 07c65d0461da6aef2297d66e6b7e6cd7001f69d1..3b70bf44ac1c23e15fe22ff71f4dcc0ba8a324db 100644
--- a/src/vs/base/test/browser/ui/splitview/splitview.test.ts
+++ b/src/vs/base/test/browser/ui/splitview/splitview.test.ts
@@ -380,7 +380,7 @@ suite('Splitview', () => {
 		splitview.addView(view3, 25);
 
 		splitview.layout(200);
-		assert.deepEqual([Math.round(view1.size), Math.round(view2.size), Math.round(view3.size)], [67, 67, 67]);
+		assert.deepEqual([view1.size, view2.size, view3.size], [67, 67, 66]);
 
 		splitview.dispose();
 		view3.dispose();