diff --git a/Dockerfile b/Dockerfile
index 621361c..b25c53e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,8 @@ FROM python:3.9-rc-alpine
 
 MAINTAINER Yehuda Deutsch <yeh@uda.co.il>
 
-RUN apk add --virtual .build-deps gcc libc-dev make \
+RUN apk add tzdata \
+    && apk add --virtual .build-deps gcc libc-dev make \
     && pip install fastapi uvicorn \
     && rm -Rf ~/.cache \
     && apk --purge del .build-deps gcc libc-dev make