diff --git a/Userland/Libraries/LibWeb/CSS/CSSStyleRule.idl b/Userland/Libraries/LibWeb/CSS/CSSStyleRule.idl
index 9bd6f73f32..f82272d5ed 100644
--- a/Userland/Libraries/LibWeb/CSS/CSSStyleRule.idl
+++ b/Userland/Libraries/LibWeb/CSS/CSSStyleRule.idl
@@ -1,7 +1,6 @@
-interface CSSStyleRule {
+interface CSSStyleRule : CSSRule {
 
     attribute CSSOMString selectorText;
-    attribute CSSOMString cssText;
     [SameObject, PutForwards=cssText] readonly attribute CSSStyleDeclaration style;
 
 };