update README.md for 2.1.0rc1

diff --git a/README.md b/README.md
index 48d76acb7d49b5c2f97aab615429f23064fa2d3b..2f27e253355ed0b58de4e3a452c84434ad8c3ae0 100644 (file)
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ to facilitate the testing of DNS software.
 
 ## ABOUT THIS RELEASE
 
-This is the development version of dnspython 2.1.0.
+This is dnspython 2.1.0rc1.
 Please read
 [What's New](https://dnspython.readthedocs.io/en/latest/whatsnew.html) for
 information about the changes in this release.