diff --git a/loanpy/unittests/request_loan_form.json b/loanpy/unittests/request_loan_form.json
index 3db881151c2bf48b006a98cfcd90609fcf7d7c8b..4c473759bff0fc4988b93cbc9fdeeaaac8f3f253 100644
--- a/loanpy/unittests/request_loan_form.json
+++ b/loanpy/unittests/request_loan_form.json
@@ -1,6 +1,6 @@
 {
-    "loan": 12345,
-    "box": 2345,
+    "loan": "12345",
+    "box": "2345",
     "first_name": "Anna",
     "last_name": "Lytik",
     "email": "a.lytik@example.com",