diff --git a/Dockerfile b/Dockerfile
index 3a3a43e..05f65b9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,5 +12,5 @@ RUN sed -i 's/{{COLOR}}/'"$COLOR"'/g' /usr/share/nginx/html/content.json
 
 RUN /usr/sbin/nginx -t
 
-CMD nginx -g 'daemon off;'
+CMD ["nginx", "-g", "'daemon off;'"]
 EXPOSE 80 8080