diff --git a/Dockerfile b/Dockerfile
index 2eb0a2f..9ec3c37 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
 FROM alpine:latest
 
-RUN apk add --update zip curl wget unzip bash
+RUN apk add --update --no-cache zip curl wget unzip bash tzdata