diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index c2a0ca2..1993062 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -1,7 +1,5 @@
-# This file is autogenerated by maturin v1.8.7
-# To update, run
-#
-#    maturin generate-ci github
+# Originally generated by maturin v1.8.7, customized for oss-harmony/harmony.
+# Do not overwrite with `maturin generate-ci github` without reviewing changes.
 #
 name: CI
 
@@ -9,7 +7,6 @@ on:
   push:
     branches:
       - main
-      - master
     tags:
       - "*"
   pull_request: