diff --git a/apps/OpenSignServer/Dockerfile b/apps/OpenSignServer/Dockerfile
index 9e2bfbe6c..68962a8be 100644
--- a/apps/OpenSignServer/Dockerfile
+++ b/apps/OpenSignServer/Dockerfile
@@ -24,4 +24,4 @@ EXPOSE 8080
 # ENV DATABASE_URL mongodb://db:27017
 
 # Run the application
-CMD ["npm", "start"]
+ENTRYPOINT npm start