diff --git a/src/commands/agent-runtime-config.test-support.ts b/src/commands/agent-runtime-config.test-support.ts
index c8e07b794f5..27f84a42f89 100644
--- a/src/commands/agent-runtime-config.test-support.ts
+++ b/src/commands/agent-runtime-config.test-support.ts
@@ -53,7 +53,7 @@ export async function withSharedAgentCommandTempHome<T>(
 }
 
 export function mockSharedAgentCommandConfig(
-  configSpy: typeof configModule.loadConfig,
+  configSpy: Parameters<typeof mockAgentCommandConfig>[0],
   home: string,
   storePath: string,
   agentOverrides?: Parameters<typeof mockAgentCommandConfig>[3],