diff --git a/.github/generated/ast_changes_watch_list.yml b/.github/generated/ast_changes_watch_list.yml
index 1313d008aefc5..b1b0d539bb7f2 100644
--- a/.github/generated/ast_changes_watch_list.yml
+++ b/.github/generated/ast_changes_watch_list.yml
@@ -9,7 +9,7 @@ src:
   - 'apps/oxlint/src-js/generated/keys.ts'
   - 'apps/oxlint/src-js/generated/type_ids.ts'
   - 'apps/oxlint/src-js/generated/types.d.ts'
-  - 'apps/oxlint/src-js/generated/visitor.d.ts'
+  - 'apps/oxlint/src-js/generated/visitor.ts'
   - 'apps/oxlint/src-js/generated/walk.js'
   - 'apps/oxlint/src/generated/raw_transfer_constants.rs'
   - 'crates/oxc_allocator/src/**'
diff --git a/apps/oxlint/src-js/generated/visitor.d.ts b/apps/oxlint/src-js/generated/visitor.ts
similarity index 99%
rename from apps/oxlint/src-js/generated/visitor.d.ts
rename to apps/oxlint/src-js/generated/visitor.ts
index 4e41e2761d80c..9c70eaf221c6e 100644
--- a/apps/oxlint/src-js/generated/visitor.d.ts
+++ b/apps/oxlint/src-js/generated/visitor.ts
@@ -3,7 +3,7 @@
 
 import type * as ESTree from "./types.d.ts";
 
-export interface VisitorObject {
+type VisitorObjectBase = {
   DebuggerStatement?: (node: ESTree.DebuggerStatement) => void;
   "DebuggerStatement:exit"?: (node: ESTree.DebuggerStatement) => void;
   EmptyStatement?: (node: ESTree.EmptyStatement) => void;
@@ -384,5 +384,8 @@ export interface VisitorObject {
   "TSTypeReference:exit"?: (node: ESTree.TSTypeReference) => void;
   TSUnionType?: (node: ESTree.TSUnionType) => void;
   "TSUnionType:exit"?: (node: ESTree.TSUnionType) => void;
+};
+
+export type VisitorObject = VisitorObjectBase & {
   [key: string]: (node: ESTree.Node) => void;
-}
+};
diff --git a/apps/oxlint/src-js/plugins/types.ts b/apps/oxlint/src-js/plugins/types.ts
index d1f4abddc0254..6672f92baec8b 100644
--- a/apps/oxlint/src-js/plugins/types.ts
+++ b/apps/oxlint/src-js/plugins/types.ts
@@ -9,7 +9,7 @@ export interface Visitor {
 import type { Span } from "./location.ts";
 import type { Token, CommentToken } from "./tokens.ts";
 
-import type { VisitorObject as Visitor } from "../generated/visitor.d.ts";
+import type { VisitorObject as Visitor } from "../generated/visitor.ts";
 export type { Visitor };
 
 // Hook function that runs before traversal.
diff --git a/tasks/ast_tools/src/generators/estree_visit.rs b/tasks/ast_tools/src/generators/estree_visit.rs
index 67e60e180c70a..94f6e3fcbf5ed 100644
--- a/tasks/ast_tools/src/generators/estree_visit.rs
+++ b/tasks/ast_tools/src/generators/estree_visit.rs
@@ -85,7 +85,7 @@ impl Generator for ESTreeVisitGenerator {
                 code: type_ids_map_oxlint,
             },
             Output::Javascript {
-                path: format!("{OXLINT_APP_PATH}/src-js/generated/visitor.d.ts"),
+                path: format!("{OXLINT_APP_PATH}/src-js/generated/visitor.ts"),
                 code: visitor_type_oxlint,
             },
         ]
@@ -438,8 +438,12 @@ fn generate(codegen: &Codegen) -> Codes {
     let visitor_type_oxlint = format!("
         import type * as ESTree from './types.d.ts';
 
-        export interface VisitorObject {{
-            {visitor_type} [key: string]: (node: ESTree.Node) => void;
+        type VisitorObjectBase = {{
+            {visitor_type}
+        }};
+
+        export type VisitorObject = VisitorObjectBase & {{
+            [key: string]: (node: ESTree.Node) => void;
         }}
     ");