diff --git a/source/duke3d/src/config.cpp b/source/duke3d/src/config.cpp
index c492c84d3..dd3413fba 100644
--- a/source/duke3d/src/config.cpp
+++ b/source/duke3d/src/config.cpp
@@ -746,7 +746,7 @@ void CONFIG_WriteSetup(uint32_t flags)
     SCRIPT_PutNumber(ud.config.scripthandle, "Setup", "NoAutoLoad", ud.setup.noautoload, FALSE, FALSE);
 
 #ifdef POLYMER
-    SCRIPT_PutNumber(ud.config.scripthandle, "Screen Setup", "Polymer", videoGetRenderMode() == REND_POLYMER, FALSE, FALSE);
+    SCRIPT_PutNumber(ud.config.scripthandle, "Screen Setup", "Polymer", glrendmode == REND_POLYMER, FALSE, FALSE);
 #endif
 
     SCRIPT_PutNumber(ud.config.scripthandle, "Screen Setup", "ScreenBPP", ud.setup.bpp, FALSE, FALSE);