diff --git a/baselines/dom.generated.d.ts b/baselines/dom.generated.d.ts
index aefe5712c..460248ac8 100644
--- a/baselines/dom.generated.d.ts
+++ b/baselines/dom.generated.d.ts
@@ -3285,6 +3285,7 @@ interface DOMTokenList {
     contains(token: string): boolean;
     item(index: number): string | null;
     remove(...tokens: string[]): void;
+    replace(oldToken: string, newToken: string): void;
     toString(): string;
     toggle(token: string, force?: boolean): boolean;
     [index: number]: string;
diff --git a/inputfiles/addedTypes.json b/inputfiles/addedTypes.json
index 3046bb8cd..6d292c669 100644
--- a/inputfiles/addedTypes.json
+++ b/inputfiles/addedTypes.json
@@ -1708,6 +1708,20 @@
                     "[index: number]: DOMRect"
                 ]
             },
+            "DOMTokenList": {
+                "name": "DOMTokenList",
+                "flavor": "Web",
+                "methods": {
+                    "method": {
+                        "replace": {
+                            "name": "replace",
+                            "override-signatures": [
+                                "replace(oldToken: string, newToken: string): void"
+                            ]
+                        }
+                    }
+                }
+            },
             "HTMLFormElement": {
                 "name": "HTMLFormElement",
                 "methods": {