diff --git a/index.bs b/index.bs
index e20f3ca..1619727 100644
--- a/index.bs
+++ b/index.bs
@@ -75,6 +75,7 @@ Interfaces:
 * {{TransformStream}}
 * {{TransformStreamDefaultController}}
 * {{URL}}
+* {{URLPattern}}
 * {{URLSearchParams}}
 * {{WebAssembly}}.<l spec="wasm-js-api">{{Global}}</l>
 * {{WebAssembly}}.<l spec="wasm-js-api">{{Instance}}</l>