diff --git a/baselines/dom.generated.d.ts b/baselines/dom.generated.d.ts
index ec57b47f4..3bd1980f5 100644
--- a/baselines/dom.generated.d.ts
+++ b/baselines/dom.generated.d.ts
@@ -18664,7 +18664,7 @@ interface RTCSessionDescription {
     /** [MDN Reference](https://developer.mozilla.org/docs/Web/API/RTCSessionDescription/type) */
     readonly type: RTCSdpType;
     /** [MDN Reference](https://developer.mozilla.org/docs/Web/API/RTCSessionDescription/toJSON) */
-    toJSON(): any;
+    toJSON(): RTCSessionDescriptionInit;
 }
 
 declare var RTCSessionDescription: {
diff --git a/package-lock.json b/package-lock.json
index a6677335a..bd283aa49 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -737,9 +737,9 @@
       "dev": true
     },
     "node_modules/@webref/css": {
-      "version": "6.12.10",
-      "resolved": "https://registry.npmjs.org/@webref/css/-/css-6.12.10.tgz",
-      "integrity": "sha512-67pjJB1HT0TiyBAoZgMt2ambB4T4YpdhpmuxzpQVSiiLTjp5ngce89ofKV5Xo2M6ZH8xQKjYcusrqJPwMrAgAg==",
+      "version": "6.12.11",
+      "resolved": "https://registry.npmjs.org/@webref/css/-/css-6.12.11.tgz",
+      "integrity": "sha512-1tpSUkAkPwZRiUCQutoXlF3Dl8wpYFRqa/Cv3gBzMM/S2ah5LL1LJ4n3//FS6gywM9kCCbPg8bvldWUSVB73HQ==",
       "dev": true,
       "peerDependencies": {
         "css-tree": "^2.3.1"
@@ -752,9 +752,9 @@
       "dev": true
     },
     "node_modules/@webref/idl": {
-      "version": "3.47.2",
-      "resolved": "https://registry.npmjs.org/@webref/idl/-/idl-3.47.2.tgz",
-      "integrity": "sha512-KRXvwj9JFMUkYo8QWKx9heU0VnVSIwGxHW76hQjk2p6WA8vETQ1d5hKFVuRujTF2H6Qui0HP33WoIujEbnFDLQ==",
+      "version": "3.47.3",
+      "resolved": "https://registry.npmjs.org/@webref/idl/-/idl-3.47.3.tgz",
+      "integrity": "sha512-j9ovxaJkosCq1iJDTqtX8F+omv9eG/HKUdu4yQ1pXpYfUeleHOOKXjscwfW0PrPACAf2uwqSRmwzGckUw8gJVA==",
       "dev": true,
       "peerDependencies": {
         "webidl2": "^24.4.1"