diff --git a/Userland/Libraries/LibWeb/CSS/StyleValue.cpp b/Userland/Libraries/LibWeb/CSS/StyleValue.cpp
index 92c763ffe7..824e0acb2b 100644
--- a/Userland/Libraries/LibWeb/CSS/StyleValue.cpp
+++ b/Userland/Libraries/LibWeb/CSS/StyleValue.cpp
@@ -292,6 +292,8 @@ String BorderStyleValue::to_string() const
 
 String BorderRadiusStyleValue::to_string() const
 {
+    if (m_horizontal_radius == m_vertical_radius)
+        return m_horizontal_radius.to_string();
     return String::formatted("{} / {}", m_horizontal_radius.to_string(), m_vertical_radius.to_string());
 }