diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 0e4d349..6495b41 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -32,17 +32,20 @@ jobs:
           # Important for versioning plugins:
           fetch-depth: 0
 
-      - name: Install ripgrep
+      - name: Install ripgrep (Linux and macOS)
+        if: runner.os != 'Windows'
         run: |
           if [[ "${{ matrix.os }}" == "ubuntu-latest" ]]; then
             sudo apt-get update
             sudo apt-get install -y ripgrep
           elif [[ "${{ matrix.os }}" == "macos-latest" ]]; then
             brew install ripgrep
-          elif [[ "${{ matrix.os }}" == "windows-latest" ]]; then
-            choco install ripgrep
           fi
 
+      - name: Install ripgrep (Windows)
+        if: runner.os == 'Windows'
+        run: choco install ripgrep
+
       - name: Install uv (official Astral action)
         uses: astral-sh/setup-uv@v5
         with:
diff --git a/src/used_addr_check/scan_file.py b/src/used_addr_check/scan_file.py
index 22259ef..b6de052 100644
--- a/src/used_addr_check/scan_file.py
+++ b/src/used_addr_check/scan_file.py
@@ -28,8 +28,7 @@ def _extract_addresses_from_file_python_re(text_file_path: Path) -> List[str]:
     # TODO: could do this in chunks if we wanted, but using ripgrep instead
 
     logger.info("Using Python regex search")
-    with text_file_path.open("r") as file:
-        results = re.findall(BITCOIN_ADDR_REGEX, file.read())
+    results = re.findall(BITCOIN_ADDR_REGEX, text_file_path.read_text(encoding="utf-8"))
 
     return [result[0] for result in results]