diff --git a/Dockerfile b/Dockerfile
index f12b154..9a8398e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -15,12 +15,14 @@ RUN apt-get update && apt-get install -y \
 # Copy requirements first for better Docker layer caching
 COPY requirements.txt .
 
-# Install Python dependencies with pinned versions
-RUN pip install --no-cache-dir -r requirements.txt
+# Upgrade pip and install build tools
+RUN pip install --upgrade pip setuptools wheel
 
-# Optional: Install CUDA-specific PyTorch if GPU support needed
-# Uncomment and modify for your CUDA version:
-# RUN pip install --force-reinstall torch==2.1.0+cu118 torchvision==0.16.0+cu118 torchaudio==2.1.0+cu118 --index-url https://download.pytorch.org/whl/cu118
+# Install PyTorch CPU version first (for non-GPU builds)
+RUN pip install --no-cache-dir torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cpu
+
+# Install remaining Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy application code
 COPY . .
diff --git a/requirements.txt b/requirements.txt
index 13da6dc..6b28359 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,7 @@
 # OBS Recording Transcriber Dependencies
 # Core dependencies
-streamlit>=1.26.0
+# streamlit>=1.30.0 required for protobuf>=5.0 compatibility
+streamlit>=1.30.0
 moviepy>=1.0.3
 openai-whisper>=20231117
 requests>=2.28.0
@@ -28,7 +29,8 @@ pytorch-lightning>=2.0.0
 
 # Other dependencies
 iso639>=0.1.4
-protobuf>=3.20.0,<5.0.0
+# protobuf>=5.0 required by opentelemetry (pyannote.audio dependency)
+protobuf>=5.0.0
 matplotlib>=3.5.0
 soundfile>=0.10.3
 ffmpeg-python>=0.2.0