--- a/toolkit/components/telemetry/.flake8
+++ b/toolkit/components/telemetry/.flake8
@@ -1,5 +1,5 @@
 [flake8]
 # See http://pep8.readthedocs.io/en/latest/intro.html#configuration
-ignore = E121, E123, E126, E129, E133, E226, E241, E242, E704, W503, E402, E128, E501, E713, E222, E202, W602, E127, W601
+ignore = E121, E123, E126, E129, E133, E226, E241, E242, E704, W503, E402, E128, E501, E713, E202, W602, E127, W601
 max-line-length = 99
 filename = *.py, +.lint

--- a/toolkit/components/telemetry/parse_scalars.py
+++ b/toolkit/components/telemetry/parse_scalars.py
@@ -231,17 +231,17 @@ class ScalarType:
     def dataset(self):
         """Get the nsITelemetry constant equivalent to the chose release channel collection
         policy for the scalar.
         """
         # The collection policy is optional, but we still define a default
         # behaviour for it.
         release_channel_collection = \
             self._definition.get('release_channel_collection', 'opt-in')
-        return 'nsITelemetry::' +  ('DATASET_RELEASE_CHANNEL_OPTOUT'
+        return 'nsITelemetry::' + ('DATASET_RELEASE_CHANNEL_OPTOUT'
             if release_channel_collection == 'opt-out' else 'DATASET_RELEASE_CHANNEL_OPTIN')
 
     @property
     def cpp_guard(self):
         """Get the cpp guard for this scalar"""
         return self._definition.get('cpp_guard')