diff --git a/modules/communication.nix b/modules/communication.nix
index 654e7e5..df3fe66 100644
--- a/modules/communication.nix
+++ b/modules/communication.nix
@@ -79,7 +79,10 @@ in {
   };
 
   # Additional settings for mautrix-signal
-  services.signald.enable = true;
+  services.signald = {
+    enable = true;
+    user = "matrix-as-signal";
+  };
   systemd.services.matrix-as-signal = {
     requires = [ "signald.service" ];
     after = [ "signald.service" ];