diff --git a/afterburn.yaml b/afterburn.yaml
index becb5c1..24da48f 100644
--- a/afterburn.yaml
+++ b/afterburn.yaml
@@ -8,6 +8,9 @@ data:
   dependencies:
   - buildrequires:
       platform: []
+      # RPM 4.15 is needed for now to use DynamicBuildRequires.
+      # See: https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/thread/2P26PWLYRNPN6CWYK7Q4A4HAHW4DXGPY/.
+      rpm: [4.15]
       rust: [stable]
     requires:
       platform: []