diff --git a/Libraries/LibWeb/CSS/StyleValues/BorderRadiusStyleValue.cpp b/Libraries/LibWeb/CSS/StyleValues/BorderRadiusStyleValue.cpp
index 0cba0161268..858983e778a 100644
--- a/Libraries/LibWeb/CSS/StyleValues/BorderRadiusStyleValue.cpp
+++ b/Libraries/LibWeb/CSS/StyleValues/BorderRadiusStyleValue.cpp
@@ -15,7 +15,7 @@ String BorderRadiusStyleValue::to_string(SerializationMode) const
 {
     if (m_properties.horizontal_radius == m_properties.vertical_radius)
         return m_properties.horizontal_radius.to_string();
-    return MUST(String::formatted("{} / {}", m_properties.horizontal_radius.to_string(), m_properties.vertical_radius.to_string()));
+    return MUST(String::formatted("{} {}", m_properties.horizontal_radius.to_string(), m_properties.vertical_radius.to_string()));
 }
 
 ValueComparingNonnullRefPtr<CSSStyleValue const> BorderRadiusStyleValue::absolutized(CSSPixelRect const& viewport_rect, Length::FontMetrics const& font_metrics, Length::FontMetrics const& root_font_metrics) const
diff --git a/Tests/LibWeb/Text/expected/wpt-import/css/css-backgrounds/parsing/border-radius-valid.txt b/Tests/LibWeb/Text/expected/wpt-import/css/css-backgrounds/parsing/border-radius-valid.txt
index 32491ba978b..70537af92e7 100644
--- a/Tests/LibWeb/Text/expected/wpt-import/css/css-backgrounds/parsing/border-radius-valid.txt
+++ b/Tests/LibWeb/Text/expected/wpt-import/css/css-backgrounds/parsing/border-radius-valid.txt
@@ -2,8 +2,7 @@ Harness status: OK
 
 Found 23 tests
 
-21 Pass
-2 Fail
+23 Pass
 Pass	e.style['border-radius'] = "initial" should set the property value
 Pass	e.style['border-radius'] = "inherit" should set the property value
 Pass	e.style['border-radius'] = "unset" should set the property value
@@ -25,5 +24,5 @@ Pass	e.style['border-radius'] = "1px 2% 1px 1px" should set the property value
 Pass	e.style['border-radius'] = "1px 2% 2% 2% / 1px 2% 3px 2%" should set the property value
 Pass	e.style['border-top-left-radius'] = "10px" should set the property value
 Pass	e.style['border-top-right-radius'] = "20%" should set the property value
-Fail	e.style['border-bottom-right-radius'] = "30px 40%" should set the property value
-Fail	e.style['border-bottom-left-radius'] = "50% 60px" should set the property value
\ No newline at end of file
+Pass	e.style['border-bottom-right-radius'] = "30px 40%" should set the property value
+Pass	e.style['border-bottom-left-radius'] = "50% 60px" should set the property value
\ No newline at end of file