diff --git a/panda/metalibs/pandagl/Sources.pp b/panda/metalibs/pandagl/Sources.pp
index 557fb7c60b..f219207c2d 100644
--- a/panda/metalibs/pandagl/Sources.pp
+++ b/panda/metalibs/pandagl/Sources.pp
@@ -23,5 +23,5 @@
   #define TARGET pandagl
   #define SOURCES pandagl.cxx pandagl.h
   #define INSTALL_HEADERS pandagl.h
-  #define TARGET_LIBS opengl32.lib glu32.lib winmm.lib kernel32.lib oldnames.lib user32.lib gdi32.lib
+  #define WIN_SYS_LIBS opengl32.lib glu32.lib winmm.lib kernel32.lib oldnames.lib user32.lib gdi32.lib
 #end metalib_target