diff --git a/tempest/exceptions.py b/tempest/exceptions.py
index 924ebc9..8c97312 100644
--- a/tempest/exceptions.py
+++ b/tempest/exceptions.py
@@ -57,6 +57,10 @@
     pass
 
 
+class InvalidHttpSuccessCode(RestClientException):
+    message = "The success code is different than the expected one"
+
+
 class NotFound(RestClientException):
     message = "Object not found"