diff --git a/packages/google-cloud-python-speech/.pre-commit-config.yaml b/packages/google-cloud-python-speech/.pre-commit-config.yaml
index 1bbd787833ec..4f00c7cffcfd 100644
--- a/packages/google-cloud-python-speech/.pre-commit-config.yaml
+++ b/packages/google-cloud-python-speech/.pre-commit-config.yaml
@@ -26,6 +26,6 @@ repos:
     hooks:
     - id: black
 -   repo: https://gitlab.com/pycqa/flake8
-    rev: 3.9.1
+    rev: 3.9.2
     hooks:
     - id: flake8
diff --git a/packages/google-cloud-python-speech/noxfile.py b/packages/google-cloud-python-speech/noxfile.py
index 1d45cadce4dd..94ee6a8f9859 100644
--- a/packages/google-cloud-python-speech/noxfile.py
+++ b/packages/google-cloud-python-speech/noxfile.py
@@ -179,7 +179,7 @@ def docs(session):
     """Build the docs for this library."""
 
     session.install("-e", ".")
-    session.install("sphinx", "alabaster", "recommonmark")
+    session.install("sphinx==4.0.1", "alabaster", "recommonmark")
 
     shutil.rmtree(os.path.join("docs", "_build"), ignore_errors=True)
     session.run(
@@ -201,7 +201,9 @@ def docfx(session):
     """Build the docfx yaml files for this library."""
 
     session.install("-e", ".")
-    session.install("sphinx", "alabaster", "recommonmark", "gcp-sphinx-docfx-yaml")
+    session.install(
+        "sphinx==4.0.1", "alabaster", "recommonmark", "gcp-sphinx-docfx-yaml"
+    )
 
     shutil.rmtree(os.path.join("docs", "_build"), ignore_errors=True)
     session.run(