diff --git a/src/UnauthorizedError.ts b/src/UnauthorizedError.ts
index d2a11d2..a1fa0cd 100644
--- a/src/UnauthorizedError.ts
+++ b/src/UnauthorizedError.ts
@@ -4,7 +4,7 @@ export class UnauthorizedError extends Error {
 
   constructor(code: string, error: { message: string }) {
     super(error.message)
-    this.message = error.message
+    this.name = 'UnauthorizedError'
     this.inner = error
     this.data = {
       message: this.message,