1 files changed, 2 insertions, 1 deletions
diff --git a/nixpkgs/nixos/modules/services/matrix/synapse.nix b/nixpkgs/nixos/modules/services/matrix/synapse.nix
index e3f9c7742cc7..7291c0fcbcdd 100644
--- a/nixpkgs/nixos/modules/services/matrix/synapse.nix
+++ b/nixpkgs/nixos/modules/services/matrix/synapse.nix
@@ -1232,7 +1232,8 @@ in {
             ProtectKernelTunables = true;
             ProtectProc = "invisible";
             ProtectSystem = "strict";
-            ReadWritePaths = [ cfg.dataDir cfg.settings.media_store_path ];
+            ReadWritePaths = [ cfg.dataDir cfg.settings.media_store_path ] ++
+              (map (listener: dirOf listener.path) (filter (listener: listener.path != null) cfg.settings.listeners));
             RemoveIPC = true;
             RestrictAddressFamilies = [ "AF_INET" "AF_INET6" "AF_UNIX" ];
             RestrictNamespaces = true;