diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5ec2da1a..fd4e0177 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -136,3 +136,17 @@ Fix several issues with email accounts, you need to collect the static files.
 ```bash
 ./manage.py collectstatic
 ```
+
+## MR 203 Add custom invoices
+
+The custom invoices are now stored in database. You need to migrate your database :
+
+```bash
+python3 manage.py migrate
+```
+
+On some database engines (postgreSQL) you also need to update the id sequences:
+
+```bash
+python3 manage.py sqlsequencereset cotisations | python3 manage.py dbshell
+```