diff --git a/README.md b/README.md
index 0a473f0..35687cd 100644
--- a/README.md
+++ b/README.md
@@ -25,8 +25,8 @@ https://github.com/cliffparnitzky/BackendCustomStartpage/issues
 Compatibility
 -------------
 
-- min. Contao version: >= 3.2.0
-- max. Contao version: <  3.6.0
+- Contao version >= 3.2.0 ... <  3.6.0
+- Contao version >= 4.4.0
 
 
 Dependency
diff --git a/composer.json b/composer.json
index 811cf9f..1c35322 100644
--- a/composer.json
+++ b/composer.json
@@ -18,8 +18,8 @@
 	},
 	"require":{
 		"php":">=5.3",
-		"contao/core":">=3.2.0,<3.6",
-		"contao-community-alliance/composer-plugin":"~2.0"
+		"contao/core-bundle":"~3.2 || ~4.4",
+		"contao-community-alliance/composer-plugin":"~2.4 || ~3.0"
 	},
 	"conflict": {
 		"contao/core":"3.4.0,3.4.1,3.4.2"