diff --git a/version.json b/version.json
index 2918d96..5be86ca 100644
--- a/version.json
+++ b/version.json
@@ -1,7 +1,7 @@
 {
-  "version": "0.3.0",
+  "version": "0.4.0",
   "publicReleaseRefSpec": [
-    "^refs/heads/master$", // we release out of master
+    "^refs/heads/main", // we release out of master
     "^refs/heads/dev$", // we release out of develop
     "^refs/tags/v\\d+\\.\\d+" // we also release tags starting with vN.N
   ],