diff --git a/Dockerfile b/Dockerfile
index 7a70830..c50d5be 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,5 +13,8 @@ ADD . .
 # Install any needed packages specified in requirements.txt
 RUN pip install -r requirements.txt
 
+# Make port 80 available to the world outside this container
+EXPOSE 8080
+
 # Run run.py when the container launches
 CMD ["python", "run.py"]