diff --git a/docker/Dockerfile.io b/docker/Dockerfile.io
index 974f434d..fe2a8b1f 100644
--- a/docker/Dockerfile.io
+++ b/docker/Dockerfile.io
@@ -41,8 +41,7 @@ ENV cloudcmd_terminal=true
 ENV cloudcmd_terminal_path=gritty
 ENV cloudcmd_open=false
 ENV PATH=node_modules/.bin:$PATH
-ENV PORT=1337
 
-EXPOSE 1337
+EXPOSE 8000
 
 ENTRYPOINT ["/usr/src/cloudcmd/bin/cloudcmd.js"]