diff --git a/deploy_hed/Dockerfile b/deploy_hed/Dockerfile
index 6fb1ef8..9279961 100644
--- a/deploy_hed/Dockerfile
+++ b/deploy_hed/Dockerfile
@@ -36,8 +36,8 @@ ENV PYTHONPATH="/root/hedtools"
 # Set environment variables for the application
 ENV HEDTOOLS_CONFIG_CLASS=config.ProductionConfig
 
-# Expose the Gunicorn port (33004 by default)
-EXPOSE 33000
+# Expose the Gunicorn port (80 by default)
+EXPOSE 80
 
 # Run the Flask application with Gunicorn, binding to port 33000
-CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:33000", "runserver:app"]
+CMD ["gunicorn", "-w", "4", "-b", "127.0.0.1:80", "runserver:app"]
diff --git a/deploy_hed_dev/Dockerfile b/deploy_hed_dev/Dockerfile
index 443e17a..5a0012c 100644
--- a/deploy_hed_dev/Dockerfile
+++ b/deploy_hed_dev/Dockerfile
@@ -37,8 +37,8 @@ ENV PYTHONPATH="/root/hedtools"
 # Set environment variables for the application
 ENV HEDTOOLS_CONFIG_CLASS=config.ProductionConfig
 
-# Expose the Gunicorn port (33004 by default)
-EXPOSE 33004
+# Expose the Gunicorn port (80 by default)
+EXPOSE 80
 
 # Run the Flask application with Gunicorn, binding to port 33004
-CMD ["gunicorn", "-w", "4", "-b", "0.0.0.0:33004", "runserver:app"]
+CMD ["gunicorn", "-w", "4", "-b", "127.0.0.1:80", "runserver:app"]