diff --git a/README.md b/README.md
index d601685..fc08715 100644
--- a/README.md
+++ b/README.md
@@ -72,7 +72,7 @@ CREATE EXTENSION pg_ivm;
 ```
 ### RPM packages and yum repository
 
-RPM packages of pg_ivm are available from the [PostgreSQL yum repository](https://yum.postgresql.org/). See the [instruction](https://yum.postgresql.org/howto/) for details.
+RPM packages of pg_ivm are available from the [PostgreSQL yum repository](https://yum.postgresql.org/). See the [instruction](https://yum.postgresql.org/howto/) for details. Note that we are not the maintainer of this yum repository and RPMs for pg_ivm in it may be not always latest.
 
 ## Objects