diff --git a/src/services/mcp/McpHub.ts b/src/services/mcp/McpHub.ts
index caca5ddb39..14e1999f38 100644
--- a/src/services/mcp/McpHub.ts
+++ b/src/services/mcp/McpHub.ts
@@ -1601,7 +1601,7 @@ export class McpHub {
 			timeout = 60 * 1000
 		}
 
-		return await connection.client.request(
+		const result = await connection.client.request(
 			{
 				method: "tools/call",
 				params: {
@@ -1614,6 +1614,9 @@ export class McpHub {
 				timeout,
 			},
 		)
+
+		// Cast the result to our expected type structure for backward compatibility
+		return result as McpToolCallResponse
 	}
 
 	/**