diff --git a/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1/test_lookup_service.py b/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1/test_lookup_service.py
index 1213e3221e98..e308d4dbf192 100644
--- a/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1/test_lookup_service.py
+++ b/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1/test_lookup_service.py
@@ -18,8 +18,8 @@
 # try/except added for compatibility with python < 3.8
 try:
     from unittest import mock
-    from unittest.mock import AsyncMock
-except ImportError:
+    from unittest.mock import AsyncMock  # pragma: NO COVER
+except ImportError:  # pragma: NO COVER
     import mock
 
 import math
diff --git a/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1/test_registration_service.py b/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1/test_registration_service.py
index 285738103d97..e63bb7832316 100644
--- a/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1/test_registration_service.py
+++ b/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1/test_registration_service.py
@@ -18,8 +18,8 @@
 # try/except added for compatibility with python < 3.8
 try:
     from unittest import mock
-    from unittest.mock import AsyncMock
-except ImportError:
+    from unittest.mock import AsyncMock  # pragma: NO COVER
+except ImportError:  # pragma: NO COVER
     import mock
 
 import math
diff --git a/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1beta1/test_lookup_service.py b/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1beta1/test_lookup_service.py
index b4445dad0085..c48ad127cd9c 100644
--- a/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1beta1/test_lookup_service.py
+++ b/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1beta1/test_lookup_service.py
@@ -18,8 +18,8 @@
 # try/except added for compatibility with python < 3.8
 try:
     from unittest import mock
-    from unittest.mock import AsyncMock
-except ImportError:
+    from unittest.mock import AsyncMock  # pragma: NO COVER
+except ImportError:  # pragma: NO COVER
     import mock
 
 import math
diff --git a/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1beta1/test_registration_service.py b/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1beta1/test_registration_service.py
index d730303393a4..e11d1e32b092 100644
--- a/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1beta1/test_registration_service.py
+++ b/packages/google-cloud-service-directory/tests/unit/gapic/servicedirectory_v1beta1/test_registration_service.py
@@ -18,8 +18,8 @@
 # try/except added for compatibility with python < 3.8
 try:
     from unittest import mock
-    from unittest.mock import AsyncMock
-except ImportError:
+    from unittest.mock import AsyncMock  # pragma: NO COVER
+except ImportError:  # pragma: NO COVER
     import mock
 
 import math