diff --git a/src/types.ts b/src/types.ts
index afefb5b8..d051d8f7 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1113,6 +1113,7 @@ export class McpError extends Error {
     public readonly data?: unknown,
   ) {
     super(`MCP error ${code}: ${message}`);
+    this.name = "McpError";
   }
 }