diff --git a/virttest/utils_params.py b/virttest/utils_params.py
index d8302526ca2..118ee928ef4 100644
--- a/virttest/utils_params.py
+++ b/virttest/utils_params.py
@@ -20,22 +20,6 @@ class Params(IterableUserDict):
     """
     lock = Lock()
 
-    def __getitem__(self, key):
-        """ overrides the error messages of missing params[$key] """
-        try:
-            return IterableUserDict.__getitem__(self, key)
-        except KeyError:
-            raise ParamNotFound("Mandatory parameter '%s' is missing. "
-                                "Check your cfg files for typos/mistakes" %
-                                key)
-
-    def get(self, key, default=None):
-        """ overrides the behavior to catch ParamNotFound error"""
-        try:
-            return self[key]
-        except ParamNotFound:
-            return default
-
     def setdefault(self, key, failobj=None):
         if key not in self:
             self[key] = failobj