diff --git a/makepanda/makepanda.py b/makepanda/makepanda.py
index 603e313382..dbf6de54df 100755
--- a/makepanda/makepanda.py
+++ b/makepanda/makepanda.py
@@ -2001,7 +2001,6 @@ CopyAllHeaders('panda/src/pgui')
 CopyAllHeaders('panda/src/pnmimagetypes')
 CopyAllHeaders('panda/src/recorder')
 CopyAllHeaders('panda/src/vrpn')
-CopyAllHeaders('panda/src/glgsg')
 CopyAllHeaders('panda/src/wgldisplay')
 CopyAllHeaders('panda/src/ode')
 CopyAllHeaders('panda/metalibs/pandaode')