diff --git a/advagg.info.yml b/advagg.info.yml
index 90012de..5dda827 100644
--- a/advagg.info.yml
+++ b/advagg.info.yml
@@ -2,6 +2,7 @@ name: 'Advanced CSS/JS Aggregation'
 description: 'Aggregates multiple CSS/JS files in a way that prevents 404 from happening when accessing a CSS or JS file.'
 package: 'Advanced CSS/JS Aggregation'
 core: 8.x
+core_version_requirement: ^8 || ^9
 type: module
 configure: advagg.settings
 dependencies: