diff --git a/common/config/config.php b/common/config/config.php
index b353408..21674f2 100644
--- a/common/config/config.php
+++ b/common/config/config.php
@@ -1,6 +1,6 @@
 <?php
 return [
-    'version' => '1.1.20',
+    'version' => '1.1.21-dev',
     'vendorPath' => dirname(__DIR__, 2) . '/vendor',
     'components' => [
         'cache' => [