diff --git a/pkgs/desktops/lomiri/development/qtmir/default.nix b/pkgs/desktops/lomiri/development/qtmir/default.nix
index 88ac0b69de9c..4cc4f3bb1fef 100644
--- a/pkgs/desktops/lomiri/development/qtmir/default.nix
+++ b/pkgs/desktops/lomiri/development/qtmir/default.nix
@@ -96,6 +96,7 @@ stdenv.mkDerivation (finalAttrs: {
   nativeBuildInputs = [
     cmake
     glib # glib-compile-schemas
+    lttng-ust
     pkg-config
     validatePkgConfig
     wrapQtAppsHook