diff --git a/src/tools/RunAgentTool.ts b/src/tools/RunAgentTool.ts
index 52cf479..408ce58 100644
--- a/src/tools/RunAgentTool.ts
+++ b/src/tools/RunAgentTool.ts
@@ -57,7 +57,7 @@ interface RunAgentInputSchema {
   [x: string]: unknown
   type: 'object'
   properties: {
-    [x: string]: unknown
+    [x: string]: object
     agent: {
       type: 'string'
       description: string