diff --git a/srcpkgs/xfce4-taskmanager/template b/srcpkgs/xfce4-taskmanager/template
index fd57f4439e4..8ae453a9b95 100644
--- a/srcpkgs/xfce4-taskmanager/template
+++ b/srcpkgs/xfce4-taskmanager/template
@@ -5,7 +5,7 @@ revision=1
 build_style=gnu-configure
 configure_args="--disable-static"
 hostmakedepends="pkg-config intltool"
-makedepends="libxfce4ui-devel xfce4-panel-devel libwnck2-devel libgksu-devel libXmu-devel
+makedepends="libxfce4ui-devel xfce4-panel-devel libwnck2-devel libXmu-devel
  gtk+3-devel"
 depends="hicolor-icon-theme desktop-file-utils"
 short_desc="XFCE task manager plugin"