diff --git a/guix-data-service/jobs/load-new-guix-revision.scm b/guix-data-service/jobs/load-new-guix-revision.scm
index 3941380..c8f9564 100644
--- a/guix-data-service/jobs/load-new-guix-revision.scm
+++ b/guix-data-service/jobs/load-new-guix-revision.scm
@@ -1570,7 +1570,7 @@ SELECT 1 FROM derivation_source_file_nars WHERE derivation_source_file_id = $1"
           (values
            (derivation->output-path derivation-for-current-system)
            derivation-file-name-for-current-system))
-        #f)))
+        (values #f #f))))
 
 (prevent-inlining-for-tests channel-derivations-by-system->guix-store-item)