diff --git a/cassandra.yaml b/cassandra.yaml
index 8cfadd7..8eaf26e 100644
--- a/cassandra.yaml
+++ b/cassandra.yaml
@@ -16,10 +16,9 @@ data:
         module: [MIT]
     dependencies:
         buildrequires:
-            bootstrap: master
+            platform: f28
         requires:
-            platform: master
-            host: master
+            platform: f28
     references:
         community: https://docs.pagure.org/modularity/
         documentation: https://github.com/container-images/cassandra/