diff --git a/packages/core/src/config/config.ts b/packages/core/src/config/config.ts
index 10295d7bc8..e84685b140 100644
--- a/packages/core/src/config/config.ts
+++ b/packages/core/src/config/config.ts
@@ -2578,7 +2578,7 @@ export class Config implements McpContext, AgentLoopContext {
     return this.contextManagement.enabled;
   }
 
-  isAgentSessionEnabled(): boolean {
+  isAgentSessionSubagentEnabled(): boolean {
     return this.agentSessionSubagentEnabled;
   }