diff --git a/tests/ref/background_repeat_none_b.html b/tests/ref/background_repeat_none_b.html
index 4448cf19eb9..d1865048891 100644
--- a/tests/ref/background_repeat_none_b.html
+++ b/tests/ref/background_repeat_none_b.html
@@ -4,8 +4,8 @@
 <title>You see here a scroll labeled XIXAXA XOXAXA XUXAXA.</title>
 <style>
 div {
-    width: 200px;
-    height: 200px;
+    width: 206px;
+    height: 206px;
     background: url(rust-0.png);
 }
 </style>