diff --git a/Dockerfile b/Dockerfile
index 1e19500..e79155a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,8 @@
 from alpine:latest
 RUN apk add --no-cache curl
-COPY . opt
+COPY crontab opt
+COPY entrypoint.sh opt
+COPY phc.sh opt
 RUN crontab /opt/crontab
 RUN chmod +x /opt/entrypoint.sh
 RUN chmod +x /opt/phc.sh