diff --git a/Dockerfile b/Dockerfile
index d4a461c..0dab3f1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,4 +8,7 @@ ADD timezone /etc/timezone
 
 COPY parse_db_url.sh /usr/local/bin/parse_db_url.sh
 
+USER root
+RUN chmod +x /usr/local/bin/parse_db_url.sh
+
 ENTRYPOINT ["/usr/local/bin/parse_db_url.sh"]