diff --git a/octoprint/docker-compose.yml b/octoprint/docker-compose.yml
index a469721..cce0fca 100755
--- a/octoprint/docker-compose.yml
+++ b/octoprint/docker-compose.yml
@@ -1,6 +1,8 @@
 services:
   octoprint1:
     container_name: octoprint1
+    devices:
+      - /dev/ttyUSB0:/dev/ttyUSB0
     environment:
     - ENABLE_MJPG_STREAMER=true
     image: ${DOCKER_REGISTRY:-}octoprint/octoprint:latest
@@ -24,7 +26,6 @@ services:
     - 85:80
     volumes:
       - /share/docker_data/octoprint1:/octoprint
-      - /dev:/dev
   octoprint2:
     container_name: octoprint2
     environment: