diff --git a/Dockerfile b/Dockerfile
index dbf7b01..ed9b225 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,4 +10,6 @@ RUN pip install --no-cache-dir -r requirements.txt
 
 COPY watcher.py ./
 
+VOLUME /data
+
 CMD ["python", "/app/watcher.py"]