diff --git a/Dockerfile b/Dockerfile
index 59a0013..15f7c41 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,5 +3,6 @@ FROM prom/node-exporter:latest
 ENV NODE_ID=none
 USER root
 COPY entrypoint.sh /etc/node-exporter/
+RUN chmod +x /etc/node-exporter/entrypoint.sh
 ENTRYPOINT ["/etc/node-exporter/entrypoint.sh"]
 CMD ["/bin/node_exporter"]