diff --git a/contrib/terraform/openstack/README.md b/contrib/terraform/openstack/README.md
index 1b49603c9..bc49e2c84 100644
--- a/contrib/terraform/openstack/README.md
+++ b/contrib/terraform/openstack/README.md
@@ -421,7 +421,7 @@ kubectl version
 
 If you are using floating ip addresses then you may get this error:
 ```
-Unable to connect to the server: x509: certificate is valid for 10.0.0.6, 10.0.0.6, 10.233.0.1, 127.0.0.1, not 132.249.238.25
+Unable to connect to the server: x509: certificate is valid for 10.0.0.6, 10.233.0.1, 127.0.0.1, not 132.249.238.25
 ```
 
 You can tell kubectl to ignore this condition by adding the