diff --git a/src/compiler/moduleNameResolver.ts b/src/compiler/moduleNameResolver.ts
index 7e0aa5e5b15..aad8f9acd87 100644
--- a/src/compiler/moduleNameResolver.ts
+++ b/src/compiler/moduleNameResolver.ts
@@ -10,12 +10,6 @@ namespace ts {
         return !!compilerOptions.traceResolution && host.trace !== undefined;
     }
 
-    /** Array that is only intended to be pushed to, never read. */
-    /* @internal */
-    export interface Push<T> {
-        push(value: T): void;
-    }
-
     function withPackageId(packageInfo: PackageJsonInfo | undefined, r: PathAndExtension | undefined): Resolved | undefined {
         let packageId: PackageId | undefined;
         if (r && packageInfo) {