diff --git a/Cli/Application.php b/Cli/Application.php
index ba02286..620ab6d 100644
--- a/Cli/Application.php
+++ b/Cli/Application.php
@@ -26,7 +26,7 @@
 class Application extends SymfonyApplication
 {
     const APPLICATION_NAME = 'SensioLabs Insight CLI';
-    const APPLICATION_VERSION = '1.4-dev';
+    const APPLICATION_VERSION = '1.5.1';
 
     private $api;
     private $apiConfig;
diff --git a/composer.json b/composer.json
index d99018f..af59a90 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,7 @@
     "bin": ["bin/insight"],
     "extra": {
         "branch-alias": {
-            "dev-master": "1.4.x-dev"
+            "dev-master": "1.5.x-dev"
         }
     }
 }