diff --git a/pkgs/applications/networking/instant-messengers/signal-desktop/default.nix b/pkgs/applications/networking/instant-messengers/signal-desktop/default.nix
index 4bf0aa078883..cf30841ac9e7 100644
--- a/pkgs/applications/networking/instant-messengers/signal-desktop/default.nix
+++ b/pkgs/applications/networking/instant-messengers/signal-desktop/default.nix
@@ -82,6 +82,7 @@ in stdenv.mkDerivation rec {
 
   runtimeDependencies = [
     (lib.getLib systemd)
+    libappindicator-gtk3
     libnotify
     libdbusmenu
     xdg-utils