diff --git a/ruby.yaml b/ruby.yaml
index 6635daa..7b1620a 100644
--- a/ruby.yaml
+++ b/ruby.yaml
@@ -20,10 +20,9 @@ data:
         tracker: https://bugs.ruby-lang.org/
     dependencies:
         buildrequires:
-            platform: master
-            autotools: master
+            platform: f28
         requires:
-            platform: master
+            platform: f28
     components:
         # SRPMs
         rpms: