diff --git a/CHANGELOG b/CHANGELOG
index b31fc6824..378443230 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+* 1.11.0 (2012-XX-XX)
+
+ * n/a
+
 * 1.10.3 (2012-10-19)
 
  * fixed wrong template location in some error messages
diff --git a/composer.json b/composer.json
index 463d1f21a..3bbc5cab1 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
     },
     "extra": {
         "branch-alias": {
-            "dev-master": "1.10-dev"
+            "dev-master": "1.11-dev"
         }
     }
 }
diff --git a/ext/twig/php_twig.h b/ext/twig/php_twig.h
index 7f40423e7..f9809c252 100644
--- a/ext/twig/php_twig.h
+++ b/ext/twig/php_twig.h
@@ -15,7 +15,7 @@
 #ifndef PHP_TWIG_H
 #define PHP_TWIG_H
 
-#define PHP_TWIG_VERSION "1.10.3"
+#define PHP_TWIG_VERSION "1.11.0-DEV"
 
 #include "php.h"
 
diff --git a/lib/Twig/Environment.php b/lib/Twig/Environment.php
index da9b67313..9763db8b7 100644
--- a/lib/Twig/Environment.php
+++ b/lib/Twig/Environment.php
@@ -17,7 +17,7 @@
  */
 class Twig_Environment
 {
-    const VERSION = '1.10.3';
+    const VERSION = '1.11.0-DEV';
 
     protected $charset;
     protected $loader;