diff --git a/composer.json b/composer.json
index cc6d19d6..f4278091 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,8 @@
   "extra": {
     "branch-alias": {
       "dev-master": "1.7.x-dev",
-      "dev-develop": "1.8.x-dev"
+      "dev-develop": "1.8.x-dev",
+      "dev-release-2.0": "2.0.x-dev"
     }
   },
   "require": {
diff --git a/composer.lock b/composer.lock
index 13676458..102472cc 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "de254758c5d28198ad8441fb154fc7f3",
+    "content-hash": "02a4a4ab06235930ffa531039a00af20",
     "packages": [
         {
             "name": "psr/http-message",