diff --git a/Dockerfile b/Dockerfile
index 13be3b7..fdc30bd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,7 +9,7 @@ RUN apt-get update && \
 
 #apt-get install -y  --no-install-recommends xorg xserver-xorg-input-evdev  xserver-xorg-input-all
 
-RUN DEBIAN_FRONTEND='noninteractive' apt-get install -y --no-install-recommends wget gnupg2 x11-utils
+RUN DEBIAN_FRONTEND='noninteractive' apt-get install -y --no-install-recommends wget gnupg2 x11-utils tzdata
 #RUN DEBIAN_FRONTEND='noninteractive' apt-get install -y --no-install-recommends unclutter xinit x11-xserver-utils
 
 # TODO: keyboard should be configurable in runtime