diff --git a/field_group_as_class.info.yml b/field_group_as_class.info.yml
index 6875539..9bd6258 100755
--- a/field_group_as_class.info.yml
+++ b/field_group_as_class.info.yml
@@ -3,5 +3,6 @@ description: Field Group as Class module is a formatter for field_group.
 type: module
 package: Fields
 core: 8.x
+core_version_requirement: ^8 || ^9
 dependencies:
   - field_group:field_group