diff --git a/Dockerfile b/Dockerfile
index 09371d1..70eae30 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,9 @@
 FROM node:10-alpine
 
 RUN apk add g++ make python
+RUN apk add tzdata
+
+ENV TZ America/Montreal
 
 RUN mkdir -p /home/node/app/node_modules && chown -R node:node /home/node/app