diff --git a/Dockerfile b/Dockerfile
index 211cc491..9833d836 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -34,6 +34,7 @@ FROM ruby:3.2.2-alpine3.18 as app
 
 ENV RAILS_ENV=production
 ENV BUNDLE_WITHOUT="development:test"
+ENV PIDFILE=/dev/null
 
 WORKDIR /app