diff --git a/src/common/config/config.cpp b/src/common/config/config.cpp
index ba970d77d4..5ee1d159eb 100644
--- a/src/common/config/config.cpp
+++ b/src/common/config/config.cpp
@@ -48,8 +48,10 @@ const ConfigImpl::ConfigEntry ConfigImpl::entries[] =
 	{TYPE_INTEGER,		"SortMemBlockSize",			(ConfigValue) 1048576},		// bytes
 #ifdef SUPERSERVER
 	{TYPE_INTEGER,		"SortMemUpperLimit",		(ConfigValue) 67108864},	// bytes
-#else
+#elif defined(WIN_NT) // win32 CS
 	{TYPE_INTEGER,		"SortMemUpperLimit",		(ConfigValue) 8388608},		// bytes
+#else // non-win32 CS
+	{TYPE_INTEGER,		"SortMemUpperLimit",		(ConfigValue) 0},			// bytes
 #endif
 	{TYPE_BOOLEAN,		"RemoteFileOpenAbility",	(ConfigValue) false},
 	{TYPE_INTEGER,		"GuardianOption",			(ConfigValue) 1},