diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a4da257..e35cfd1 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,10 +22,10 @@ jobs:
         awk -F '\/' '{ print tolower($2) }' |
         tr '_' '-'
         )
-    - name: Set up Python 3.6
+    - name: Set up Python 3.7
       uses: actions/setup-python@v1
       with:
-        python-version: 3.6
+        python-version: 3.7
     - name: Versions
       run: |
         python3 --version
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index f16a239..5fc6e2e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -4,7 +4,7 @@
 
 repos:
 -   repo: https://github.com/python/black
-    rev: 21.6b0
+    rev: 22.3.0
     hooks:
     - id: black
 -   repo: https://github.com/fsfe/reuse-tool
diff --git a/adafruit_shell.py b/adafruit_shell.py
index c90149c..c39f23c 100644
--- a/adafruit_shell.py
+++ b/adafruit_shell.py
@@ -125,7 +125,7 @@ class Shell:
         if message is None:
             self.error("Exiting due to error")
         else:
-            self.error("Exiting due to error: {}".format(message))
+            self.error(f"Exiting due to error: {message}")
         sys.exit(1)
 
     def error(self, message):
@@ -257,9 +257,7 @@ class Shell:
         Run the grep command and return the result
         """
         location = self.path(location)
-        return self.run_command(
-            "grep {} {}".format(search_term, location), suppress_message=True
-        )
+        return self.run_command(f"grep {search_term} {location}", suppress_message=True)
 
     @staticmethod
     def date():
@@ -385,7 +383,7 @@ class Shell:
         """
         if not self.is_root():
             print("Installer must be run as root.")
-            print("Try 'sudo python3 {}'".format(self.script()))
+            print(f"Try 'sudo python3 {self.script()}'")
             sys.exit(1)
 
     def write_text_file(self, path, content, append=True):
@@ -516,7 +514,7 @@ class Shell:
 
     def check_kernel_update_reboot_required(self):
         """Checks if the pi needs to be rebooted since the last kernel update"""
-        if not self.exists("/lib/modules/{}".format(self.release())):
+        if not self.exists(f"/lib/modules/{self.release()}"):
             self.error(
                 "OS has not been rebooted since last kernel update. "
                 "Please reboot and re-run the script."
diff --git a/docs/conf.py b/docs/conf.py
index 2cd6eb4..dbeb600 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -21,13 +21,6 @@ extensions = [
     "sphinx.ext.todo",
 ]
 
-# TODO: Please Read!
-# Uncomment the below if you use native CircuitPython modules such as
-# digitalio, micropython and busio. List the modules you use. Without it, the
-# autodoc module docs will fail to generate with a warning.
-# autodoc_mock_imports = ["digitalio", "busio"]
-
-
 intersphinx_mapping = {
     "python": ("https://docs.python.org/3.4", None),
     "CircuitPython": ("https://circuitpython.readthedocs.io/en/latest/", None),
@@ -60,7 +53,7 @@ release = "1.0"
 #
 # This is also used if you do content translation via gettext catalogs.
 # Usually you set "language" from the command line for these cases.
-language = None
+language = "en"
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.