diff --git a/tests/unit/gapic/binaryauthorization_v1/test_binauthz_management_service_v1.py b/tests/unit/gapic/binaryauthorization_v1/test_binauthz_management_service_v1.py
index 0a7cd51..5290a45 100644
--- a/tests/unit/gapic/binaryauthorization_v1/test_binauthz_management_service_v1.py
+++ b/tests/unit/gapic/binaryauthorization_v1/test_binauthz_management_service_v1.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 grpc
diff --git a/tests/unit/gapic/binaryauthorization_v1/test_system_policy_v1.py b/tests/unit/gapic/binaryauthorization_v1/test_system_policy_v1.py
index 0f5d6ab..7e061af 100644
--- a/tests/unit/gapic/binaryauthorization_v1/test_system_policy_v1.py
+++ b/tests/unit/gapic/binaryauthorization_v1/test_system_policy_v1.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 grpc
diff --git a/tests/unit/gapic/binaryauthorization_v1/test_validation_helper_v1.py b/tests/unit/gapic/binaryauthorization_v1/test_validation_helper_v1.py
index e7b2470..dfdd302 100644
--- a/tests/unit/gapic/binaryauthorization_v1/test_validation_helper_v1.py
+++ b/tests/unit/gapic/binaryauthorization_v1/test_validation_helper_v1.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 grpc
diff --git a/tests/unit/gapic/binaryauthorization_v1beta1/test_binauthz_management_service_v1_beta1.py b/tests/unit/gapic/binaryauthorization_v1beta1/test_binauthz_management_service_v1_beta1.py
index 170f779..05b6c17 100644
--- a/tests/unit/gapic/binaryauthorization_v1beta1/test_binauthz_management_service_v1_beta1.py
+++ b/tests/unit/gapic/binaryauthorization_v1beta1/test_binauthz_management_service_v1_beta1.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 grpc
diff --git a/tests/unit/gapic/binaryauthorization_v1beta1/test_system_policy_v1_beta1.py b/tests/unit/gapic/binaryauthorization_v1beta1/test_system_policy_v1_beta1.py
index 10ee313..e8008bc 100644
--- a/tests/unit/gapic/binaryauthorization_v1beta1/test_system_policy_v1_beta1.py
+++ b/tests/unit/gapic/binaryauthorization_v1beta1/test_system_policy_v1_beta1.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 grpc