diff --git a/ext/opentelemetry-ext-wsgi/tests/test_wsgi_middleware.py b/ext/opentelemetry-ext-wsgi/tests/test_wsgi_middleware.py
index a88782d6428..e5dc9654fd2 100644
--- a/ext/opentelemetry-ext-wsgi/tests/test_wsgi_middleware.py
+++ b/ext/opentelemetry-ext-wsgi/tests/test_wsgi_middleware.py
@@ -210,7 +210,7 @@ def test_request_attributes_with_partial_raw_uri(self):
         self.validate_url("http://127.0.0.1/#top")
 
     def test_request_attributes_with_partial_raw_uri_and_nonstandard_port(
-        self
+        self,
     ):
         self.environ["RAW_URI"] = "/?"
         del self.environ["HTTP_HOST"]
diff --git a/opentelemetry-api/src/opentelemetry/distributedcontext/propagation/binaryformat.py b/opentelemetry-api/src/opentelemetry/distributedcontext/propagation/binaryformat.py
index 15f8cfdf63d..d6d083c0dae 100644
--- a/opentelemetry-api/src/opentelemetry/distributedcontext/propagation/binaryformat.py
+++ b/opentelemetry-api/src/opentelemetry/distributedcontext/propagation/binaryformat.py
@@ -44,7 +44,7 @@ def to_bytes(context: DistributedContext) -> bytes:
     @staticmethod
     @abc.abstractmethod
     def from_bytes(
-        byte_representation: bytes
+        byte_representation: bytes,
     ) -> typing.Optional[DistributedContext]:
         """Return a DistributedContext that was represented by bytes.
 
diff --git a/opentelemetry-api/src/opentelemetry/propagators/__init__.py b/opentelemetry-api/src/opentelemetry/propagators/__init__.py
index 5b71e8785a9..bb75d84c3a4 100644
--- a/opentelemetry-api/src/opentelemetry/propagators/__init__.py
+++ b/opentelemetry-api/src/opentelemetry/propagators/__init__.py
@@ -78,7 +78,7 @@ def get_global_httptextformat() -> httptextformat.HTTPTextFormat:
 
 
 def set_global_httptextformat(
-    http_text_format: httptextformat.HTTPTextFormat
+    http_text_format: httptextformat.HTTPTextFormat,
 ) -> None:
     global _HTTP_TEXT_FORMAT  # pylint:disable=global-statement
     _HTTP_TEXT_FORMAT = http_text_format
diff --git a/opentelemetry-api/src/opentelemetry/trace/__init__.py b/opentelemetry-api/src/opentelemetry/trace/__init__.py
index b64ce852b03..e8eb6e2539e 100644
--- a/opentelemetry-api/src/opentelemetry/trace/__init__.py
+++ b/opentelemetry-api/src/opentelemetry/trace/__init__.py
@@ -589,7 +589,7 @@ def tracer() -> Tracer:
 
 
 def set_preferred_tracer_implementation(
-    factory: ImplementationFactory
+    factory: ImplementationFactory,
 ) -> None:
     """Set the factory to be used to create the tracer.
 
diff --git a/opentelemetry-api/src/opentelemetry/util/loader.py b/opentelemetry-api/src/opentelemetry/util/loader.py
index 0781ce15b79..3ae5a52fc51 100644
--- a/opentelemetry-api/src/opentelemetry/util/loader.py
+++ b/opentelemetry-api/src/opentelemetry/util/loader.py
@@ -173,7 +173,7 @@ def _load_impl(
 
 
 def set_preferred_default_implementation(
-    implementation_factory: _UntrustedImplFactory[_T]
+    implementation_factory: _UntrustedImplFactory[_T],
 ) -> None:
     """Sets a factory function that may be called for any implementation
     object. See the :ref:`module docs <loader-factory>` for more details."""