diff --git a/README.md b/README.md
index a976ef3..f4fafeb 100644
--- a/README.md
+++ b/README.md
@@ -5,16 +5,6 @@
 
 Package for conveniently working with IPv4 and CIDR ranges.
 
-## :rotating_light: NOTICE :rotating_light:
-
-Effective **May 17th 2021** the default branch will change from `master` to `main`. Run the following commands to update a local clone:
-```
-git branch -m master main
-git fetch origin
-git branch -u origin/main main
-git remote set-head origin -a
-```
-
 ## Examples
 
 ### Get start and end IPs in a CIDR range: