diff --git a/modules/i18n/input-method/fcitx5.nix b/modules/i18n/input-method/fcitx5.nix
index 78eb97083..1787a2366 100644
--- a/modules/i18n/input-method/fcitx5.nix
+++ b/modules/i18n/input-method/fcitx5.nix
@@ -28,6 +28,8 @@ in {
       GTK_IM_MODULE = "fcitx";
       QT_IM_MODULE = "fcitx";
       XMODIFIERS = "@im=fcitx";
+      QT_PLUGIN_PATH =
+        "${fcitx5Package}/${pkgs.qt6.qtbase.qtPluginPrefix}:\${QT_PLUGIN_PATH}";
     };
 
     systemd.user.services.fcitx5-daemon = {