diff --git a/source/duke3d/src/config.cpp b/source/duke3d/src/config.cpp
index fe265fef5..a1d1465c7 100644
--- a/source/duke3d/src/config.cpp
+++ b/source/duke3d/src/config.cpp
@@ -615,6 +615,7 @@ int32_t CONFIG_ReadSetup(void)
     SCRIPT_GetNumber(ud.config.scripthandle, "Setup", "ConfigVersion", &ud.configversion);
     SCRIPT_GetNumber(ud.config.scripthandle, "Setup", "ForceSetup", &ud.config.ForceSetup);
     SCRIPT_GetNumber(ud.config.scripthandle, "Setup", "NoAutoLoad", &ud.config.NoAutoLoad);
+    SCRIPT_GetNumber(ud.config.scripthandle, "Setup", "CacheSize", &MAXCACHE1DSIZE);
 
     if (g_noSetup == 0 && g_modDir[0] == '/')
     {
@@ -739,6 +740,7 @@ void CONFIG_WriteSetup(uint32_t flags)
     SCRIPT_PutNumber(ud.config.scripthandle, "Setup","ConfigVersion",BYTEVERSION_EDUKE32,FALSE,FALSE);
     SCRIPT_PutNumber(ud.config.scripthandle, "Setup", "ForceSetup",ud.config.ForceSetup,FALSE,FALSE);
     SCRIPT_PutNumber(ud.config.scripthandle, "Setup", "NoAutoLoad",ud.config.NoAutoLoad,FALSE,FALSE);
+    SCRIPT_PutNumber(ud.config.scripthandle, "Setup", "CacheSize", MAXCACHE1DSIZE, FALSE, FALSE);
 
 #ifdef POLYMER
     SCRIPT_PutNumber(ud.config.scripthandle, "Screen Setup", "Polymer",glrendmode == REND_POLYMER,FALSE,FALSE);