diff --git a/hierarchy_manager.info.yml b/hierarchy_manager.info.yml
index e55bb007246a985d9c2058dc76ce44e7442a8686..084f4dd07d16c9ebd3fa69883f6135c4cf7a7157 100644
--- a/hierarchy_manager.info.yml
+++ b/hierarchy_manager.info.yml
@@ -3,4 +3,5 @@ description: Provides API and plugins to build hierarchy views for entites such
 package: Administration
 
 type: module
-core: 8.x
\ No newline at end of file
+core: 8.x
+core_version_requirement: ^8 || ^9