diff --git a/guix-data-service/jobs/load-new-guix-revision.scm b/guix-data-service/jobs/load-new-guix-revision.scm
index 609a52d..a82afe7 100644
--- a/guix-data-service/jobs/load-new-guix-revision.scm
+++ b/guix-data-service/jobs/load-new-guix-revision.scm
@@ -1207,6 +1207,12 @@ SELECT 1 FROM derivation_source_file_nars WHERE derivation_source_file_id = $1"
          derivations-count
          log-tag)
 
+        (with-resource-from-pool postgresql-connection-pool conn
+         (update-derivation-ids-hash-table!
+           conn
+           derivation-ids-hash-table
+           derivation-file-names))
+
         (let* ((missing-derivation-filenames
                 (deduplicate-strings
                  (vector-fold