diff --git a/test/utils/e2e-framework.js b/test/utils/e2e-framework.js
index 137825002c..87db122c14 100644
--- a/test/utils/e2e-framework.js
+++ b/test/utils/e2e-framework.js
@@ -280,6 +280,7 @@ module.exports = {
         anyString: any(String),
         anyArray: any(Array),
         anyNumber: any(Number),
+        anyStringNumber: stringMatching(/\d+/),
         anyISODateTime: stringMatching(/\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.000Z/),
         anyISODate: stringMatching(/\d{4}-\d{2}-\d{2}/),
         anyISODateTimeWithTZ: stringMatching(/\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.000\+\d{2}:\d{2}/),