diff --git a/build/s3-publish-schema.yml b/build/s3-publish-schema.yml
index 17c8877..3502be1 100644
--- a/build/s3-publish-schema.yml
+++ b/build/s3-publish-schema.yml
@@ -55,6 +55,7 @@
         - 15.1
         - 15.2
         - 15.3
+        - 15.4
 
     - type: yum
       dest: "{dest_prefix}linux/yum/amazonlinux/{os_version}/{arch}/"