diff --git a/README.md b/README.md
index 305a7fc..97d066b 100644
--- a/README.md
+++ b/README.md
@@ -23,10 +23,6 @@ This is meant as a **starting point**. Review and tighten the resulting policy b
 
 ## Install
 
-If using my artifacts from the Releases page, you may wish to verify the GPG signatures with the key.
-
-It can be found at https://mig5.net/static/mig5.asc . The fingerprint is `00AE817C24A10C2540461A9C1D7CDE0234DB458D`.
-
 ### Poetry
 
 ```bash
@@ -46,7 +42,7 @@ Download the CSPresso.AppImage from the releases page, make it executable with `
 ## Run
 
 ```bash
-cspresso https://example.com --max-pages 10
+poetry run cspresso https://example.com --max-pages 10
 ```
 
 The tool will:
diff --git a/src/cspresso/ensure_playwright.py b/src/cspresso/ensure_playwright.py
index 1f8def6..12fd650 100644
--- a/src/cspresso/ensure_playwright.py
+++ b/src/cspresso/ensure_playwright.py
@@ -2,7 +2,7 @@ from __future__ import annotations
 
 import os
 import shutil
-import subprocess  # nosec
+import subprocess
 import sys
 import tempfile
 import time
@@ -145,7 +145,7 @@ def _release_install_lock(lock_path: Path) -> None:
     try:
         lock_path.unlink(missing_ok=True)
     except Exception:
-        pass  # nosec
+        pass
 
 
 def _install_chromium(browsers_path: Path, with_deps: bool = False) -> None: