diff --git a/CHANGELOG.md b/CHANGELOG.md
index c9e65d8..de0927b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## 1.9.1 (2020/12/07)
 
-* Replace forbidden chars derived from branch name (#30)
+* Replace forbidden chars derived from branch name (#31)
 * Bump semver from 7.3.2 to 7.3.4 (#26)
 
 ## 1.9.0 (2020/12/04)