diff --git a/tdutils/td/utils/JsonBuilder.cpp b/tdutils/td/utils/JsonBuilder.cpp
index 1fc0169a..4e5e3d90 100644
--- a/tdutils/td/utils/JsonBuilder.cpp
+++ b/tdutils/td/utils/JsonBuilder.cpp
@@ -619,11 +619,22 @@ Result<bool> get_json_object_bool_field(JsonObject &object, Slice name, bool is_
 }
 
 Result<int32> get_json_object_int_field(JsonObject &object, Slice name, bool is_optional, int32 default_value) {
-  TRY_RESULT(value, get_json_object_field(object, name, JsonValue::Type::Number, is_optional));
-  if (value.type() == JsonValue::Type::Null) {
+  for (auto &field_value : object) {
+    if (field_value.first == name) {
+      if (field_value.second.type() == JsonValue::Type::String) {
+        return to_integer_safe<int32>(field_value.second.get_string());
+      }
+      if (field_value.second.type() == JsonValue::Type::Number) {
+        return to_integer_safe<int32>(field_value.second.get_number());
+      }
+
+      return Status::Error(400, PSLICE() << "Field \"" << name << "\" must be of type Number");
+    }
+  }
+  if (is_optional) {
     return default_value;
   }
-  return to_integer_safe<int32>(value.get_number());
+  return Status::Error(400, PSLICE() << "Can't find field \"" << name << "\"");
 }
 
 Result<double> get_json_object_double_field(JsonObject &object, Slice name, bool is_optional, double default_value) {