diff --git a/borgmatic/commands/arguments.py b/borgmatic/commands/arguments.py
index 11ef33b3..ddff26d8 100644
--- a/borgmatic/commands/arguments.py
+++ b/borgmatic/commands/arguments.py
@@ -146,7 +146,6 @@ def make_parsers():
         help='Go through the motions, but do not actually write to any repositories',
     )
     global_group.add_argument(
-        '-nm',
         '--skip-monitoring',
         dest='skip_monitoring',
         action='store_true',
diff --git a/borgmatic/commands/borgmatic.py b/borgmatic/commands/borgmatic.py
index c2e7b656..3c2dcc0a 100644
--- a/borgmatic/commands/borgmatic.py
+++ b/borgmatic/commands/borgmatic.py
@@ -66,9 +66,9 @@ def run_configuration(config_filename, config, arguments):
     error_repository = ''
     using_primary_action = {'create', 'prune', 'compact', 'check'}.intersection(arguments)
     monitoring_log_level = verbosity_to_log_level(global_arguments.monitoring_verbosity)
-    skip_monitoring = getattr(global_arguments, 'skip_monitoring', False)
+    skip_monitoring = global_arguments.skip_monitoring
     action_names = [
-        action for action in arguments.keys() if action != 'global' and isinstance(action, str)
+        action for action in arguments.keys() if action != 'global'
     ]
 
     try:
diff --git a/tests/unit/commands/test_borgmatic.py b/tests/unit/commands/test_borgmatic.py
index 19ac00de..135ba051 100644
--- a/tests/unit/commands/test_borgmatic.py
+++ b/tests/unit/commands/test_borgmatic.py
@@ -16,7 +16,7 @@ def test_run_configuration_runs_actions_for_each_repository():
         expected_results[1:]
     )
     config = {'location': {'repositories': ['foo', 'bar']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1)}
+    arguments = {'global': flexmock(monitoring_verbosity=1, skip_monitoring=False)}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -30,7 +30,7 @@ def test_run_configuration_with_invalid_borg_version_errors():
     flexmock(module.dispatch).should_receive('call_hooks').never()
     flexmock(module).should_receive('run_actions').never()
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'prune': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'prune': flexmock()}
 
     list(module.run_configuration('test.yaml', config, arguments))
 
@@ -45,7 +45,7 @@ def test_run_configuration_logs_monitor_start_error():
     flexmock(module).should_receive('log_error_records').and_return(expected_results)
     flexmock(module).should_receive('run_actions').never()
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -60,7 +60,7 @@ def test_run_configuration_bails_for_monitor_start_soft_failure():
     flexmock(module).should_receive('log_error_records').never()
     flexmock(module).should_receive('run_actions').never()
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -76,7 +76,7 @@ def test_run_configuration_logs_actions_error():
     flexmock(module).should_receive('log_error_records').and_return(expected_results)
     flexmock(module).should_receive('run_actions').and_raise(OSError)
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False)}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False)}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -92,7 +92,7 @@ def test_run_configuration_bails_for_actions_soft_failure():
     flexmock(module).should_receive('log_error_records').never()
     flexmock(module.command).should_receive('considered_soft_failure').and_return(True)
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -109,7 +109,7 @@ def test_run_configuration_logs_monitor_log_error():
     flexmock(module).should_receive('log_error_records').and_return(expected_results)
     flexmock(module).should_receive('run_actions').and_return([])
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -127,7 +127,7 @@ def test_run_configuration_bails_for_monitor_log_soft_failure():
     flexmock(module).should_receive('run_actions').and_return([])
     flexmock(module.command).should_receive('considered_soft_failure').and_return(True)
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -144,7 +144,7 @@ def test_run_configuration_logs_monitor_finish_error():
     flexmock(module).should_receive('log_error_records').and_return(expected_results)
     flexmock(module).should_receive('run_actions').and_return([])
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -162,7 +162,7 @@ def test_run_configuration_bails_for_monitor_finish_soft_failure():
     flexmock(module).should_receive('run_actions').and_return([])
     flexmock(module.command).should_receive('considered_soft_failure').and_return(True)
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -179,7 +179,7 @@ def test_run_configuration_logs_on_error_hook_error():
     ).and_return(expected_results[1:])
     flexmock(module).should_receive('run_actions').and_raise(OSError)
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -195,7 +195,7 @@ def test_run_configuration_bails_for_on_error_hook_soft_failure():
     flexmock(module).should_receive('log_error_records').and_return(expected_results)
     flexmock(module).should_receive('run_actions').and_raise(OSError)
     config = {'location': {'repositories': ['foo']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
 
     results = list(module.run_configuration('test.yaml', config, arguments))
 
@@ -210,7 +210,7 @@ def test_run_configuration_retries_soft_error():
     flexmock(module).should_receive('run_actions').and_raise(OSError).and_return([])
     flexmock(module).should_receive('log_error_records').and_return([flexmock()]).once()
     config = {'location': {'repositories': ['foo']}, 'storage': {'retries': 1}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == []
 
@@ -232,7 +232,7 @@ def test_run_configuration_retries_hard_error():
         'foo: Error running actions for repository', OSError,
     ).and_return(error_logs)
     config = {'location': {'repositories': ['foo']}, 'storage': {'retries': 1}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == error_logs
 
@@ -250,7 +250,7 @@ def test_run_configuration_repos_ordered():
         'bar: Error running actions for repository', OSError
     ).and_return(expected_results[1:]).ordered()
     config = {'location': {'repositories': ['foo', 'bar']}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == expected_results
 
@@ -281,7 +281,7 @@ def test_run_configuration_retries_round_robbin():
         'bar: Error running actions for repository', OSError
     ).and_return(bar_error_logs).ordered()
     config = {'location': {'repositories': ['foo', 'bar']}, 'storage': {'retries': 1}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == foo_error_logs + bar_error_logs
 
@@ -310,7 +310,7 @@ def test_run_configuration_retries_one_passes():
         'bar: Error running actions for repository', OSError
     ).and_return(error_logs).ordered()
     config = {'location': {'repositories': ['foo', 'bar']}, 'storage': {'retries': 1}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == error_logs
 
@@ -349,7 +349,7 @@ def test_run_configuration_retry_wait():
         'foo: Error running actions for repository', OSError
     ).and_return(error_logs).ordered()
     config = {'location': {'repositories': ['foo']}, 'storage': {'retries': 3, 'retry_wait': 10}}
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == error_logs
 
@@ -387,7 +387,7 @@ def test_run_configuration_retries_timeout_multiple_repos():
         'location': {'repositories': ['foo', 'bar']},
         'storage': {'retries': 1, 'retry_wait': 10},
     }
-    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False), 'create': flexmock()}
+    arguments = {'global': flexmock(monitoring_verbosity=1, dry_run=False, skip_monitoring=False), 'create': flexmock()}
     results = list(module.run_configuration('test.yaml', config, arguments))
     assert results == error_logs