diff --git a/lib/internal/bootstrap/realm.js b/lib/internal/bootstrap/realm.js
index 4e0167bb18ae49..641f6ca9cd2357 100644
--- a/lib/internal/bootstrap/realm.js
+++ b/lib/internal/bootstrap/realm.js
@@ -170,13 +170,9 @@ const experimentalModuleList = new SafeSet();
   };
 }
 
-/**
- * @typedef {import('../../../typings/bindings').InternalBindingMap} InternalBindingMap
- */
 // Set up internalBinding() in the closure.
-// Do not use `internalBinding` variable name due to the breakage of TypeScript autocompletion.
 /**
- * @type {<T extends keyof InternalBindingMap>(binding: T) => InternalBindingMap[T]}
+ * @type {import('../../../typings/bindings').InternalBinding}
  */
 let internalBinding;
 {
diff --git a/typings/bindings.d.ts b/typings/bindings.d.ts
index d1ad6d29201039..1ed65174c85f22 100644
--- a/typings/bindings.d.ts
+++ b/typings/bindings.d.ts
@@ -33,3 +33,5 @@ export type InternalBindingMap = {
   util: UtilBindings;
   worker: WorkerBinding;
 }
+
+export type InternalBinding<T extends keyof InternalBindingMap> = (binding: T) => InternalBindingMap[T];