diff --git a/sign_client/sign_client/error.py b/sign_client/sign_client/error.py
index 61820623..c80239d8 100644
--- a/sign_client/sign_client/error.py
+++ b/sign_client/sign_client/error.py
@@ -31,13 +31,6 @@ def is_reported(self):
         return self.reported
 
 
-class TimeoutException(Exception):
+class TimeoutException(AssertionException):
     def __init__(self, message):
-        super(AssertionException, self).__init__(message)
-        self.reported = False
-
-    def set_reported(self):        
-        self.reported = True
-
-    def is_reported(self):
-        return self.reported
+        super().__init__(message)