diff --git a/.ebextensions/update_bundler.config b/.ebextensions/update_bundler.config
index cca12136..f05b1e9c 100644
--- a/.ebextensions/update_bundler.config
+++ b/.ebextensions/update_bundler.config
@@ -1,3 +1,3 @@
-commands:
+container_commands:
   update_bundler:
     command: /opt/rubies/ruby-2.5.5/bin/gem install bundler -v 2.1.4