diff --git a/tempest/exceptions.py b/tempest/exceptions.py
index cc31fad..c30d4c5 100644
--- a/tempest/exceptions.py
+++ b/tempest/exceptions.py
@@ -75,7 +75,7 @@
     message = 'Unauthorized'
 
 
-class InvalidServiceTag(RestClientException):
+class InvalidServiceTag(TempestException):
     message = "Invalid service tag"