diff --git a/makepanda/makepanda.py b/makepanda/makepanda.py
index 0ad6794c57..e7914a2b8c 100755
--- a/makepanda/makepanda.py
+++ b/makepanda/makepanda.py
@@ -3218,7 +3218,7 @@ if (RTDIST or RUNTIME):
     
     if (sys.platform.startswith("win")):
       DefSymbol("NON_CONSOLE", "NON_CONSOLE", "")
-      opts.append("NON_CONSOLE")
+      OPTS.append("NON_CONSOLE")
       TargetAdd('p3dpython_p3dpython_composite1.obj', opts=OPTS, input='p3dpython_composite1.cxx')
       TargetAdd('p3dpython_p3dPythonMain.obj', opts=OPTS, input='p3dPythonMain.cxx')
       TargetAdd('p3dpython.exe', input='p3dpython_p3dpython_composite1.obj')