diff --git a/spec/hw3-spec.js b/spec/hw3-spec.js
index 880f27a..bcd7577 100644
--- a/spec/hw3-spec.js
+++ b/spec/hw3-spec.js
@@ -120,7 +120,7 @@ function modifyCommon(url, method, data) {
         }, (error, response, body) => {
             if (error) {
                 reject(error);
-            } else if (response.statusCode !== 200) {
+            } else if (response.statusCode < 200 || response.statusCode >= 300) {
                 reject(body);
             } else {
                 resolve();