diff --git a/README.md b/README.md
index 21de949f0b9644e46ee441cfc327de06c93da75c..33f21da8a24cbe600018f4a7fbc524fc29d3f0d4 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ Input arguments are:
  * (required) `PROJECT_NAME`
    * Common project name in G1 and in G2 OpenStack clouds.
  * (required) `VALIDATION_SERVER_ID`
-   * id of any existing keypair in the G1 cloud
+   * id of any existing server in the G1 cloud
  * (optional) `MIGRATE_EXPLICIT_SERVER_NAMES`
    * migrate just part of the source G1 project. You may specify explicitly server names delimited by space or comma. This option can be used for explicit migration of inactive VM servers as those are by default not migrated.
  * (optional) `MIGRATE_EXPLICIT_VOLUME_NAMES`