diff --git a/composer.json b/composer.json
index aa44403..ac6bf16 100644
--- a/composer.json
+++ b/composer.json
@@ -1,22 +1,20 @@
 {
-	"name": "silverstripe/iframe",
-	"description": "Add an iFrame pagetype to SilverStripe, to show content from another website",
-	"type": "silverstripe-module",
-	"keywords": ["silverstripe"],
-	"license": "BSD-3-Clause",
-	"authors": [
-		{
-			"name": "Mateusz Uzdowski",
-			"email": "mateusz@silverstripe.com"
-		}
-	],
-	"require": {
-		"silverstripe/framework": "3.*",
-		"silverstripe/cms": "3.*"
-	},
-	"extra": {
-		"branch-alias": {
-			"dev-master": "1.0.x-dev"
-		}
-	}
-}
+    "name": "silverstripe/iframe",
+    "description": "Add an iFrame pagetype to SilverStripe, to show content from another website",
+    "type": "silverstripe-module",
+    "keywords": [
+        "silverstripe"
+    ],
+    "license": "BSD-3-Clause",
+    "authors": [
+        {
+            "name": "Mateusz Uzdowski",
+            "email": "mateusz@silverstripe.com"
+        }
+    ],
+    "require": {
+        "silverstripe/framework": "3.*",
+        "silverstripe/cms": "3.*"
+    },
+    "extra": []
+}
\ No newline at end of file