diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 414a8b77..a6f924c4 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,7 +1,7 @@
 exclude: ^(.gitignore|generate_sbom.py|extract_file_info.py|pe_info.py)
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.8.6
+    rev: v0.9.1
     hooks:
       # Run the linter
       - id: ruff
diff --git a/docs/windows_installer_tutorial/setupstepper.py b/docs/windows_installer_tutorial/setupstepper.py
index d017756c..edab4cd0 100644
--- a/docs/windows_installer_tutorial/setupstepper.py
+++ b/docs/windows_installer_tutorial/setupstepper.py
@@ -54,7 +54,7 @@ def launch_installer() -> Application:
 
     # Start application with proper arguments
     msiprefix = "msiexec /i " if (arguments["-type"] == "msi") else ""
-    app = app.start(f"{msiprefix}\"{arguments['-path']}\"")
+    app = app.start(f'{msiprefix}"{arguments["-path"]}"')
 
     # Wait for the application to start
     sleep(1.5 if (arguments["-type"] == "msi") else 0.75)
diff --git a/surfactant/cmd/ui.py b/surfactant/cmd/ui.py
index 83dda83b..a3602fa7 100644
--- a/surfactant/cmd/ui.py
+++ b/surfactant/cmd/ui.py
@@ -53,7 +53,7 @@ def generate():
             config_file.flush()
 
             output_file_name = (
-                f'{datetime.datetime.now().strftime("%Y_%m_%d_%H_%M_%S_%f")}_generate.json'
+                f"{datetime.datetime.now().strftime('%Y_%m_%d_%H_%M_%S_%f')}_generate.json"
             )
 
             with open(f"results/{output_file_name}", "w") as _:
@@ -86,7 +86,7 @@ def merge():
     # pylint: disable=broad-exception-caught, no-value-for-parameter
     try:
         req = flask.request.get_json()
-        output_file_name = f'{datetime.datetime.now().strftime("%Y_%m_%d_%H_%M_%S_%f")}_merge.json'
+        output_file_name = f"{datetime.datetime.now().strftime('%Y_%m_%d_%H_%M_%S_%f')}_merge.json"
 
         with open(f"results/{output_file_name}", "w") as _:
             args = req["inputs"]