diff --git a/src/framework/types.ts b/src/framework/types.ts
index 6e21e324..ea82d119 100644
--- a/src/framework/types.ts
+++ b/src/framework/types.ts
@@ -399,7 +399,7 @@ export interface OpenAPIFrameworkVisitor {
 export interface OpenApiRequestMetadata {
   expressRoute: string;
   openApiRoute: string;
-  pathParams: string[];
+  pathParams: { [index: string]: string };
   schema: OpenAPIV3.OperationObject;
 }