diff --git a/Tests/LibWeb/Ref/css-background-position.html b/Tests/LibWeb/Ref/css-background-position.html
index 76d13e93e6..77e59cd73b 100644
--- a/Tests/LibWeb/Ref/css-background-position.html
+++ b/Tests/LibWeb/Ref/css-background-position.html
@@ -63,6 +63,8 @@
     <div class="example" style="background-position: left 25% top"></div>
     <div class="example" style="background-position: top left 25%"></div>
     <div class="example" style="background-position-x: left 25%; background-position-y: top"></div>
+    <div class="example" style="background-position: center left 25%"></div>
+    <div class="example" style="background-position-x: left 25%; background-position-y: center"></div>
 
     <!-- Three values: side side offset -->
     <div class="example" style="background-position: left top 10px"></div>
@@ -71,6 +73,8 @@
     <div class="example" style="background-position: left top 25%"></div>
     <div class="example" style="background-position: top 25% left"></div>
     <div class="example" style="background-position-x: left; background-position-y: top 25%"></div>
+    <div class="example" style="background-position: center top 10px"></div>
+    <div class="example" style="background-position-x: center; background-position-y: top 25%"></div>
 
     <!-- Four values: side offset side offset -->
     <div class="example" style="background-position: left 10px top 25%"></div>
@@ -92,6 +96,10 @@
     <div class="example" style="background-position-y: left"></div>
     <div class="example" style="background-position-y: right"></div>
 
+    <!-- Three values: center followed by <length-percentage> -->
+    <div class="example" style="background-position: center 25% top"></div>
+    <div class="example" style="background-position: top center 25%"></div>
+
     <!-- No trailing tokens -->
     <div class="example" style="background-position: top left yellow"></div>
     <div class="example" style="background-position: 10px 25% 0"></div>
diff --git a/Tests/LibWeb/Ref/reference/images/css-background-position-ref.png b/Tests/LibWeb/Ref/reference/images/css-background-position-ref.png
index 1bd685fe36..8685d27138 100644
Binary files a/Tests/LibWeb/Ref/reference/images/css-background-position-ref.png and b/Tests/LibWeb/Ref/reference/images/css-background-position-ref.png differ