From http://www.jwz.org/xscreensaver/xscreensaver-5.24.tar.gz

[xscreensaver] / hacks / config / glschool.xml

diff --git a/hacks/config/glschool.xml b/hacks/config/glschool.xml
index 8ca0211d903419887cabab70cceb9f3bff83aa67..5d590fdf1fb4d8a360829dd34cafc50175e6dcd8 100644 (file)
--- a/hacks/config/glschool.xml
+++ b/hacks/config/glschool.xml
@@ -31,6 +31,8 @@
  <boolean id="showfps" _label="Show frame rate" arg-set="-fps"/>
  </hgroup>
 
+  <xscreensaver-updater />
+
  <_description>
 Uses Craig Reynolds' classic "Boids" algorithm to simulate a school of fish.