diff --git a/CHANGELOG.md b/CHANGELOG.md
index 00fde0c8d8..74f499bd5e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+### [0.46.2](https://www.github.com/googleapis/gapic-generator-python/compare/v0.46.1...v0.46.2) (2021-05-12)
+
+
+### Bug Fixes
+
+* fix incorrectly referenced exceptions, add missing port to tests ([#873](https://www.github.com/googleapis/gapic-generator-python/issues/873)) ([40078c4](https://www.github.com/googleapis/gapic-generator-python/commit/40078c46b21a0dfa489d4cd80ed7d95bb542f3c3)), closes [#872](https://www.github.com/googleapis/gapic-generator-python/issues/872)
+
 ### [0.46.1](https://www.github.com/googleapis/gapic-generator-python/compare/v0.46.0...v0.46.1) (2021-05-07)
 
 
diff --git a/gapic/ads-templates/%namespace/%name/%version/%sub/services/%service/transports/base.py.j2 b/gapic/ads-templates/%namespace/%name/%version/%sub/services/%service/transports/base.py.j2
index d630c8f023..82ab146438 100644
--- a/gapic/ads-templates/%namespace/%name/%version/%sub/services/%service/transports/base.py.j2
+++ b/gapic/ads-templates/%namespace/%name/%version/%sub/services/%service/transports/base.py.j2
@@ -91,7 +91,7 @@ class {{ service.name }}Transport(metaclass=abc.ABCMeta):
                     {% if method.retry.backoff_multiplier %}multiplier={{ method.retry.backoff_multiplier }},{% endif %}
                     predicate=retries.if_exception_type(
                         {% for ex in method.retry.retryable_exceptions|sort(attribute='__name__') %}
-                        exceptions.{{ ex.__name__ }},
+                        core_exceptions.{{ ex.__name__ }},
                         {% endfor %}
                     ),
                     deadline={{ method.timeout }},
diff --git a/gapic/generator/generator.py b/gapic/generator/generator.py
index 362753ff2d..3014719c17 100644
--- a/gapic/generator/generator.py
+++ b/gapic/generator/generator.py
@@ -89,7 +89,7 @@ def get_response(
         sample_templates, client_templates = utils.partition(
             lambda fname: os.path.basename(
                 fname) == samplegen.DEFAULT_TEMPLATE_NAME,
-            self._env.loader.list_templates(),
+            self._env.loader.list_templates(),  # type: ignore
         )
 
         # Iterate over each template and add the appropriate output files
@@ -113,7 +113,7 @@ def get_response(
             sample_output = self._generate_samples_and_manifest(
                 api_schema, self._env.get_template(sample_templates[0]),
                 opts=opts,
-                )
+            )
             output_files.update(sample_output)
 
         # Return the CodeGeneratorResponse output.
@@ -286,10 +286,10 @@ def _render_template(
             for service in api_schema.services.values():
                 if (
                         (skip_subpackages
-                        and service.meta.address.subpackage != api_schema.subpackage_view)
+                         and service.meta.address.subpackage != api_schema.subpackage_view)
                         or
                         ('transport' in template_name
-                        and not self._is_desired_transport(template_name, opts))
+                         and not self._is_desired_transport(template_name, opts))
                         or
                         # TODO(yon-mg) - remove when rest async implementation resolved
                         # temporarily stop async client gen while rest async is unkown
diff --git a/gapic/schema/metadata.py b/gapic/schema/metadata.py
index e14190d007..91e6905777 100644
--- a/gapic/schema/metadata.py
+++ b/gapic/schema/metadata.py
@@ -84,17 +84,17 @@ def __str__(self) -> str:
         if self.module:
             module_name = self.module
 
+            # If collisions are registered and conflict with our module,
+            # use the module alias instead.
+            if self.module_alias:
+                module_name = self.module_alias
+
             # This module is from a different proto package
             # Most commonly happens for a common proto
             # https://pypi.org/project/googleapis-common-protos/
             if not self.proto_package.startswith(self.api_naming.proto_package):
                 module_name = f'{self.module}_pb2'
 
-            # If collisions are registered and conflict with our module,
-            # use the module alias instead.
-            if self.module_alias:
-                module_name = self.module_alias
-
             # Return the dot-separated Python identifier.
             return '.'.join((module_name,) + self.parent + (self.name,))
 
diff --git a/gapic/templates/%namespace/%name_%version/%sub/services/%service/async_client.py.j2 b/gapic/templates/%namespace/%name_%version/%sub/services/%service/async_client.py.j2
index f5d60d8e60..3c5988073c 100644
--- a/gapic/templates/%namespace/%name_%version/%sub/services/%service/async_client.py.j2
+++ b/gapic/templates/%namespace/%name_%version/%sub/services/%service/async_client.py.j2
@@ -253,7 +253,7 @@ class {{ service.async_client_name }}:
                 {% if method.retry.backoff_multiplier %}multiplier={{ method.retry.backoff_multiplier }},{% endif %}
                 predicate=retries.if_exception_type(
                     {% for ex in method.retry.retryable_exceptions|sort(attribute="__name__") %}
-                    exceptions.{{ ex.__name__ }},
+                    core_exceptions.{{ ex.__name__ }},
                     {% endfor %}
                 ),
                 deadline={{ method.timeout }},
diff --git a/gapic/templates/tests/unit/gapic/%name_%version/%sub/test_%service.py.j2 b/gapic/templates/tests/unit/gapic/%name_%version/%sub/test_%service.py.j2
index 3227b7b340..f6ef2fba9b 100644
--- a/gapic/templates/tests/unit/gapic/%name_%version/%sub/test_%service.py.j2
+++ b/gapic/templates/tests/unit/gapic/%name_%version/%sub/test_%service.py.j2
@@ -1665,7 +1665,7 @@ def test_{{ service.name|snake_case }}_transport_create_channel_old_api_core(tra
 
         {% with host = (service.host|default('localhost', true)) %}
         create_channel.assert_called_with(
-            "{{ host }}",
+            "{{ host }}{% if ":" not in service.host %}:443{% endif %}",
             credentials=creds,
             credentials_file=None,
             quota_project_id="octopus",
@@ -1703,7 +1703,7 @@ def test_{{ service.name|snake_case }}_transport_create_channel_user_scopes(tran
         transport_class(quota_project_id="octopus", scopes=["1", "2"])
 
         create_channel.assert_called_with(
-            "{{ host }}",
+            "{{ host }}{% if ":" not in service.host %}:443{% endif %}",
             credentials=creds,
             credentials_file=None,
             quota_project_id="octopus",
diff --git a/requirements.txt b/requirements.txt
index 43ad012986..ee93fbbd14 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,8 @@
-click==7.1.2
+click==8.0.0
 google-api-core==1.26.3
 googleapis-common-protos==1.53.0
-jinja2==2.11.3
-MarkupSafe==1.1.1
+jinja2==3.0.0
+MarkupSafe==2.0.0
 protobuf==3.16.0
 pypandoc==1.5
 PyYAML==5.4.1
diff --git a/tests/unit/schema/test_metadata.py b/tests/unit/schema/test_metadata.py
index c778000c7c..179361e039 100644
--- a/tests/unit/schema/test_metadata.py
+++ b/tests/unit/schema/test_metadata.py
@@ -49,6 +49,17 @@ def test_address_str_different_proto_package():
     assert str(addr) == 'options_pb2.GetPolicyOptions'
 
 
+def test_address_str_different_proto_package_with_collision():
+    addr = metadata.Address(
+        package=('google', 'rpc'),
+        module='status',
+        name='Status',
+        api_naming=naming.NewNaming(proto_package='foo.bar.baz.v1')
+    ).with_context(collisions=frozenset({'status'}))
+    # the module alias should be ignored for _pb2 types
+    assert str(addr) == 'status_pb2.Status'
+
+
 def test_address_proto():
     addr = metadata.Address(package=('foo', 'bar'), module='baz', name='Bacon')
     assert addr.proto == 'foo.bar.Bacon'