diff --git a/gamedata/sdktools.games/engine.l4d2.txt b/gamedata/sdktools.games/engine.l4d2.txt
index 17ba251e..55ea994a 100644
--- a/gamedata/sdktools.games/engine.l4d2.txt
+++ b/gamedata/sdktools.games/engine.l4d2.txt
@@ -244,7 +244,7 @@
 			"SetUserCvar"
 			{
 				/* Not 100% sure on this, why would windows change and not linux - TEST ME */
-				"windows"	"18"
+				"windows"	"17"
 				"linux"		"63"
 			}
 			/**