diff --git a/composer.json b/composer.json
index 93f73c2..112fabf 100644
--- a/composer.json
+++ b/composer.json
@@ -75,9 +75,6 @@
         "sort-packages": true
     },
     "extra": {
-        "branch-alias": {
-            "dev-main": "4.x-dev"
-        },
         "captainhook": {
             "force-install": true
         }
diff --git a/composer.lock b/composer.lock
index a08534a..a163200 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "5fcdbc6dcf9c10412d1894464499a2cf",
+    "content-hash": "a25c72a5ef6192080af4cfe5d691337d",
     "packages": [
         {
             "name": "brick/math",