diff --git a/gnome-settings-daemon.spec b/gnome-settings-daemon.spec
index 3745d77..5c2af25 100644
--- a/gnome-settings-daemon.spec
+++ b/gnome-settings-daemon.spec
@@ -31,6 +31,7 @@ BuildRequires:  libnotify-devel
 BuildRequires:  gettext intltool
 BuildRequires:  fontconfig-devel
 BuildRequires:  libcanberra-devel
+BuildRequires:  polkit-devel
 BuildRequires:  autoconf automake libtool
 
 # change font rendering