diff --git a/src/router.ts b/src/router.ts
index 2c5034e8..b221ec1f 100644
--- a/src/router.ts
+++ b/src/router.ts
@@ -79,7 +79,7 @@ export class Router {
       if (e instanceof JSONRPCError) {
         return { error: { code: e.code, message: e.message, data: e.data } };
       }
-      return { error: { code: 6969, message: "unknown error" } };
+      return { error: { code: 6969, message: e.message } };
     }
   }