diff --git a/build.bat b/build.bat
index 80c5268..62abeb3 100644
--- a/build.bat
+++ b/build.bat
@@ -16,11 +16,8 @@ REM Sync dependencies (uses PyTorch CUDA from pyproject.toml)
 echo Installing dependencies with CUDA support...
 uv sync
 
-REM Remove enum34 if present (incompatible with PyInstaller)
-echo Removing enum34 (if present)...
-uv pip uninstall -q enum34 2>nul
-
 REM Build with PyInstaller
+REM Note: enum34 is excluded in local-transcription.spec
 echo Running PyInstaller...
 uv run pyinstaller local-transcription.spec
 
diff --git a/build.sh b/build.sh
index eaba74f..3209de5 100755
--- a/build.sh
+++ b/build.sh
@@ -15,11 +15,8 @@ rm -rf build dist
 echo "Installing dependencies with CUDA support..."
 uv sync
 
-# Remove enum34 if present (incompatible with PyInstaller)
-echo "Removing enum34 (if present)..."
-uv pip uninstall -q enum34 2>/dev/null || true
-
 # Build with PyInstaller
+# Note: enum34 is excluded in local-transcription.spec
 echo "Running PyInstaller..."
 uv run pyinstaller local-transcription.spec
 
diff --git a/hooks/hook-enum34.py b/hooks/hook-enum34.py
new file mode 100644
index 0000000..13d3075
--- /dev/null
+++ b/hooks/hook-enum34.py
@@ -0,0 +1,10 @@
+"""
+PyInstaller hook to exclude enum34.
+
+enum34 is an obsolete backport of Python's enum module for Python 2.7 and 3.3.
+It is incompatible with Python 3.4+ and PyInstaller.
+Since we require Python 3.9+, enum is part of the stdlib and enum34 is not needed.
+"""
+
+# Exclude enum34 completely from the build
+excludedimports = ['enum34']
diff --git a/local-transcription.spec b/local-transcription.spec
index dd48df5..f875afb 100644
--- a/local-transcription.spec
+++ b/local-transcription.spec
@@ -129,10 +129,10 @@ a = Analysis(
     binaries=binaries,
     datas=datas,
     hiddenimports=hiddenimports,
-    hookspath=[],
+    hookspath=['hooks'],  # Add hooks directory for custom PyInstaller hooks
     hooksconfig={},
     runtime_hooks=[],
-    excludes=[],
+    excludes=['enum34'],  # Exclude enum34 - incompatible with PyInstaller and Python 3.4+
     win_no_prefer_redirects=False,
     win_private_assemblies=False,
     cipher=block_cipher,