3 files changed, 7 insertions, 4 deletions

diff --git a/src/mailman/app/docs/hooks.rst b/src/mailman/app/docs/hooks.rst
index ba9bb249e..07d0ec33c 100644
--- a/src/mailman/app/docs/hooks.rst
+++ b/src/mailman/app/docs/hooks.rst
@@ -53,8 +53,11 @@ script that will produce no output to force the hooks to run.
     >>> from mailman.testing.layers import ConfigLayer
     >>> def call():
     ...     exe = os.path.join(os.path.dirname(sys.executable), 'mailman')
-    ...     env = dict(MAILMAN_CONFIG_FILE=config_path,
-    ...                PYTHONPATH=config_directory)
+    ...     env = os.environ.copy()
+    ...     env.update(
+    ...         MAILMAN_CONFIG_FILE=config_path,
+    ...         PYTHONPATH=config_directory,
+    ...         )
     ...     test_cfg = os.environ.get('MAILMAN_EXTRA_TESTING_CFG')
     ...     if test_cfg is not None:
     ...         env['MAILMAN_EXTRA_TESTING_CFG'] = test_cfg
diff --git a/src/mailman/app/subscriptions.py b/src/mailman/app/subscriptions.py
index 0d1e979f5..0d8176ffb 100644
--- a/src/mailman/app/subscriptions.py
+++ b/src/mailman/app/subscriptions.py
@@ -211,7 +211,7 @@ class SubscriptionWorkflow(_SubscriptionWorkflowCommon):
             # verified by a full coverage run, but diffcov for some reason
             # claims that the test added in the branch that added this code
             # does not cover the change.  That seems like a bug in diffcov.
-            raise AlreadySubscribedError(           # pragma: no cover
+            raise AlreadySubscribedError(           # pragma: nocover
                 self.mlist.fqdn_listname,
                 self.address.email,
                 MemberRole.member)
diff --git a/src/mailman/app/workflow.py b/src/mailman/app/workflow.py
index cd8909c1a..92b78c184 100644
--- a/src/mailman/app/workflow.py
+++ b/src/mailman/app/workflow.py
@@ -59,7 +59,7 @@ class Workflow:
         name = self._next.popleft()
         step = getattr(self, '_step_{}'.format(name))
         self._count += 1
-        if self.debug:                              # pragma: no cover
+        if self.debug:                              # pragma: nocover
             print('[{:02d}] -> {}'.format(self._count, name), file=sys.stderr)
         return name, step