diff --git a/types/source-map-support/index.d.ts b/types/source-map-support/index.d.ts
index f92a8383b557ce..00ad396b9e8b87 100644
--- a/types/source-map-support/index.d.ts
+++ b/types/source-map-support/index.d.ts
@@ -1,6 +1,6 @@
-// Type definitions for source-map-support 0.4
+// Type definitions for source-map-support 0.5
 // Project: https://github.com/evanw/node-source-map-support
-// Definitions by: Bart van der Schoor <https://github.com/Bartvds>, Jason Cheatham <https://github.com/jason0x43>
+// Definitions by: Bart van der Schoor <https://github.com/Bartvds>, Jason Cheatham <https://github.com/jason0x43>, Alcedo Nathaniel De Guzman Jr <https://github.com/natealcedo>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
 /// <reference types="node" />
@@ -37,6 +37,7 @@ export function wrapCallSite(frame: any /* StackFrame */): any /* StackFrame */;
 export function getErrorSource(error: Error): string | null;
 export function mapSourcePosition(position: Position): Position;
 export function retrieveSourceMap(source: string): UrlAndMap | null;
+export function resetRetrieveHandlers(): void;
 
 /**
  * Install SourceMap support.
diff --git a/types/source-map-support/source-map-support-tests.ts b/types/source-map-support/source-map-support-tests.ts
index 7b07c2970f4bbd..cb773b9958037d 100644
--- a/types/source-map-support/source-map-support-tests.ts
+++ b/types/source-map-support/source-map-support-tests.ts
@@ -41,3 +41,5 @@ p = sms.mapSourcePosition(p);
 
 let u: sms.UrlAndMap | null;
 u = retrieveSourceMap("foo");
+
+sms.resetRetrieveHandlers();