diff --git a/src/models/face-api-search.ts b/src/models/face-api-search.ts
index 469096d..be61a87 100644
--- a/src/models/face-api-search.ts
+++ b/src/models/face-api-search.ts
@@ -27,9 +27,9 @@ export interface FaceApiSearch {
     'threshold'?: number;
     /**
      *  The groups where to conduct the search.
-     * @type {Array<number>}
+     * @type {Array<string>}
      * @memberof FaceApiSearch
      */
-    'group_ids'?: Array<number>;
+    'group_ids'?: Array<string>;
 }