diff --git a/hosts/flora-6/apps/forgejo-actions-runner.nix b/hosts/flora-6/apps/forgejo-actions-runner.nix
index db297f5..28897ef 100644
--- a/hosts/flora-6/apps/forgejo-actions-runner.nix
+++ b/hosts/flora-6/apps/forgejo-actions-runner.nix
@@ -10,7 +10,9 @@
     mode = "644";
   };
 
-  networking.firewall.trustedInterfaces = [ "br-*" ];
+  # Trust docker bridge interface traffic
+  # Needed for the docker runner to communicate with the act_runner cache
+  networking.firewall.trustedInterfaces = [ "br-+" ];
 
   # forgejo actions runner
   # https://forgejo.org/docs/latest/admin/actions/