diff --git a/hyperglass/exceptions.py b/hyperglass/exceptions.py
index e36dfc3..49bcee1 100644
--- a/hyperglass/exceptions.py
+++ b/hyperglass/exceptions.py
@@ -8,8 +8,6 @@ class HyperglassError(Exception):
     hyperglass base exception.
     """
 
-    pass
-
 
 class ConfigError(HyperglassError):
     """
@@ -19,6 +17,7 @@ class ConfigError(HyperglassError):
     """
 
     def __init__(self, message):
+        super().__init__(message)
         self.message = message
 
     def __str__(self):
@@ -31,6 +30,7 @@ class UnsupportedDevice(HyperglassError):
     """
 
     def __init__(self, message):
+        super().__init__(message)
         self.message = message
 
     def __str__(self):