diff --git a/src/mte.ml b/src/mte.ml
index 99d6c84b..7b566308 100644
--- a/src/mte.ml
+++ b/src/mte.ml
@@ -123,7 +123,11 @@ let () =
   Miou_unix.run @@ fun () ->
   let env = () in
   let devices =
-    Vif.Devices.[ Secmod_keys.signkey_device; Secmod_keys.denom_device ]
+    Vif.Devices.
+      [
+        Secmod_keys.signkey_device; Secmod_keys.denom_device;
+        Secmod_denom.denom_device;
+      ]
   in
   let middlewares = Vif.Middlewares.[] in
   Vif.run ~cfg ~devices ~middlewares routes env