diff --git a/README.md b/README.md
index ef73ff96..e024abd7 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,7 @@ PHP 5.6 and later
 To install the bindings via [Composer](http://getcomposer.org/):
 
 ```
-composer require sendinblue/api-v3-sdk "7.x.x"
+composer require sendinblue/api-v3-sdk "8.x.x"
 ```
 
 Further do:
diff --git a/composer.json b/composer.json
index 9f174138..08ede321 100755
--- a/composer.json
+++ b/composer.json
@@ -37,7 +37,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "7.x.x-dev"
+            "dev-master": "8.x.x-dev"
         }
     }
 }