diff --git a/docker-compose.yml b/docker-compose.yml
index 3f069a3..f45fd70 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,10 +12,10 @@ services:
     volumes:
       - /tmp/.X11-unix:/tmp/.X11-unix
       - ./data:/home/user
-      - /etc/localtime:/etc/localtime:ro
     environment:
       - DISPLAY=unix$DISPLAY
       # for the HiDPI screens you can try uncommenting these variables
       # - QT_AUTO_SCREEN_SCALE_FACTOR=1
       # - QT_DEVICE_PIXEL_RATIO=2
       - QT_SCALE_FACTOR=1.5
+      - TZ=Europe/Prague