diff --git a/roles/anubis/templates/policies.yaml.j2 b/roles/anubis/templates/policies.yaml.j2
index ae155080a8..63a4a39e16 100644
--- a/roles/anubis/templates/policies.yaml.j2
+++ b/roles/anubis/templates/policies.yaml.j2
@@ -20,6 +20,9 @@ bots:
   - name: allow iot refs
     path_regex: ^/iot/repo/refs
     action: ALLOW
+  - name: allow flatpak deltas
+    path_regex: ^/ostree/repo/delta-indexes
+    action: ALLOW
   - name: forks
     path_regex: ^/fork/
     action: WEIGH