diff --git a/CHANGES.md b/CHANGES.md
index d189d7a..c34d6f1 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -2,7 +2,7 @@
 
 ## 1.1.0
 
-* Update GitPython to 3.1.40.
+* Update GitPython to 3.1.40 (security).
 * Change Python version for CI Test from 3.6 to 3.8.
 
 ## 1.0.0