diff --git a/gnu/packages/lxde.scm b/gnu/packages/lxde.scm
index 0291f50302..0657db6eb8 100644
--- a/gnu/packages/lxde.scm
+++ b/gnu/packages/lxde.scm
@@ -562,7 +562,7 @@ (define-public lxsession
              (delete-file "configure"))))))
     (inputs
      (list gtk+
-           polkit))
+           polkit-duktape))
     (native-inputs
      (list pkg-config
            intltool