diff --git a/Dockerfile b/Dockerfile
index 07039d3..ba9763f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -28,6 +28,9 @@ RUN chmod +x /healthcheck.sh
 
 ENV DOCKER_PRUNE_INTERVAL="0 0 * * *"
 
+# Supress tini warning
+ENV TINI_SUBREAPER=true
+
 # Add Crontab for root user
 RUN echo "${DOCKER_PRUNE_INTERVAL} echo Pruning docker volumes && docker volume prune -af" > .crontab.txt && crontab .crontab.txt