diff --git a/src/modules/agent-runner.ts b/src/modules/agent-runner.ts
index d845a35..c8f1c5e 100644
--- a/src/modules/agent-runner.ts
+++ b/src/modules/agent-runner.ts
@@ -1,6 +1,6 @@
 import { run as sandcastleRun, type RunResult } from "@ai-hero/sandcastle";
 import { claudeCode } from "@ai-hero/sandcastle";
-import docker from "@ai-hero/sandcastle/sandboxes/docker";
+import { docker } from "@ai-hero/sandcastle/sandboxes/docker";
 import type { AgentResult, FailureKind } from "../types.js";
 
 export interface AgentRunnerOptions {