diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a8fc755ee3e..ca1d0fa58fd 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -119,7 +119,7 @@ jobs:
   contrib-build:
     env:
       # We use these variables to convert between tox and GHA version literals
-      py37: 3.8
+      py38: 3.8
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false  # ensures the entire test matrix is run, even if one permutation fails
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 61fe7605292..344b5585853 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -52,7 +52,7 @@ You can run `tox` with the following arguments:
   under multiple Python versions
 - `tox -e docs` to regenerate the API docs
 - `tox -e opentelemetry-api` and `tox -e opentelemetry-sdk` to run the API and SDK unit tests
-- `tox -e py37-opentelemetry-api` to e.g. run the API unit tests under a specific
+- `tox -e py311-opentelemetry-api` to e.g. run the API unit tests under a specific
   Python version
 - `tox -e spellcheck` to run a spellcheck on all the code
 - `tox -e lint` to run lint checks on all code
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/_logs/_internal/export/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/_logs/_internal/export/__init__.py
index 14140d26b73..597c55a6725 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/_logs/_internal/export/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/_logs/_internal/export/__init__.py
@@ -216,7 +216,6 @@ def __init__(
         self._flush_request = None
         self._log_records = [None] * self._max_export_batch_size
         self._worker_thread.start()
-        # Only available in *nix since py37.
         if hasattr(os, "register_at_fork"):
             os.register_at_fork(
                 after_in_child=self._at_fork_reinit
diff --git a/opentelemetry-sdk/src/opentelemetry/sdk/trace/export/__init__.py b/opentelemetry-sdk/src/opentelemetry/sdk/trace/export/__init__.py
index 7f56a301721..a4a9958343e 100644
--- a/opentelemetry-sdk/src/opentelemetry/sdk/trace/export/__init__.py
+++ b/opentelemetry-sdk/src/opentelemetry/sdk/trace/export/__init__.py
@@ -203,7 +203,6 @@ def __init__(
             None
         ] * self.max_export_batch_size  # type: typing.List[typing.Optional[Span]]
         self.worker_thread.start()
-        # Only available in *nix since py37.
         if hasattr(os, "register_at_fork"):
             os.register_at_fork(
                 after_in_child=self._at_fork_reinit
diff --git a/shim/opentelemetry-opentracing-shim/tests/testbed/README.rst b/shim/opentelemetry-opentracing-shim/tests/testbed/README.rst
index ba7119cd68c..d60f372aaea 100644
--- a/shim/opentelemetry-opentracing-shim/tests/testbed/README.rst
+++ b/shim/opentelemetry-opentracing-shim/tests/testbed/README.rst
@@ -9,7 +9,7 @@ Build and test.
 
 .. code-block:: sh
 
-   tox -e py37-test-opentracing-shim
+   tox -e py311-test-opentracing-shim
 
 Alternatively, due to the organization of the suite, it's possible to run directly the tests using ``py.test``\ :