diff --git a/Dockerfile b/Dockerfile
index a852400..f80f43d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,13 +8,13 @@ RUN apt-get update && apt-get install -y \
 
 WORKDIR /app
 
-# Install Python dependencies
-COPY pyproject.toml .
-RUN pip install --no-cache-dir .
-
-# Copy application
+# Copy everything needed for install
+COPY pyproject.toml README.md ./
 COPY src/ src/
 
+# Install Python dependencies
+RUN pip install --no-cache-dir .
+
 # Generate SSH host key
 RUN mkdir -p /etc/shellmate && \
     ssh-keygen -t ed25519 -f /etc/shellmate/ssh_host_key -N ""
@@ -25,4 +25,6 @@ USER shellmate
 
 EXPOSE 2222
 
+ENV STOCKFISH_PATH=/usr/games/stockfish
+
 CMD ["shellmate-server"]