diff --git a/README.md b/README.md
index 5031c37..48a5e1a 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![Lint protobuf](https://github.com/Clement-Jean/proto-course/actions/workflows/lint.yaml/badge.svg)](https://github.com/Clement-Jean/proto-course/actions/workflows/lint.yaml) ![Udemy](.github/badges/udemy.svg)
 
-## COUPON: `START_AUG`
+## COUPON: `START_OCT_2025`
 
 ## Other Repositories