diff --git a/README.md b/README.md
index 0078bc9..f57af3a 100644
--- a/README.md
+++ b/README.md
@@ -10,8 +10,8 @@ Additional elements for the [SilverStripe Elemental](https://github.com/dnadesig
 
 ## Requirements
 
-* SilverStripe ^4.0
-* SilverStripe Elemental ^2.0
+- silverstripe/recipe-cms: ^1@dev || ^4@dev
+- dnadesign/silverstripe-elemental: ^2@dev || ^3@dev
 
 ## Usage
 
diff --git a/composer.json b/composer.json
index 4c383d5..9316757 100644
--- a/composer.json
+++ b/composer.json
@@ -46,10 +46,7 @@
         "expose": [
             "thirdparty",
             "icons"
-        ],
-        "branch-alias": {
-            "dev-master": "2.0.x-dev"
-        }
+        ]
     },
     "minimum-stability": "dev",
     "prefer-stable": true