diff --git a/postgresql.yaml b/postgresql.yaml
index 5b274e5..47a95a2 100644
--- a/postgresql.yaml
+++ b/postgresql.yaml
@@ -11,9 +11,10 @@ data:
         module: [MIT]
     dependencies:
         - buildrequires:
-              platform: []
+              # Supported only on Fedora < 37 until 2023-05-16, bug #2121704
+              platform: [f35, f36]
           requires:
-              platform: []
+              platform: [f35, f36]
     references:
         community: https://docs.pagure.org/modularity/
         documentation: https://www.postgresql.org/docs/