diff --git a/src/agents/subagent-registry.lifecycle-retry-grace.e2e.test.ts b/src/agents/subagent-registry.lifecycle-retry-grace.e2e.test.ts
index df594e8390ba..b4f36a2d9aff 100644
--- a/src/agents/subagent-registry.lifecycle-retry-grace.e2e.test.ts
+++ b/src/agents/subagent-registry.lifecycle-retry-grace.e2e.test.ts
@@ -186,6 +186,9 @@ describe("subagent registry lifecycle error grace", () => {
       loadAgentRuntimePluginRegistryHandle: () => undefined,
       onAgentEvent:
         onAgentEventMock as unknown as typeof import("../infra/agent-events.js").onAgentEvent,
+      persistSubagentRunsToDisk: noop,
+      persistSubagentRunsToDiskOrThrow: noop,
+      restoreSubagentRunsFromDisk: () => 0,
     });
     subagentAnnounceTesting.setDepsForTest({
       callGateway: callGatewayMock as typeof import("../gateway/call.js").callGateway,