diff --git a/wadsrc/static/menudef.txt b/wadsrc/static/menudef.txt
index 06acc6fdfa..64d46278e6 100644
--- a/wadsrc/static/menudef.txt
+++ b/wadsrc/static/menudef.txt
@@ -688,7 +688,7 @@ OptionMenu "VideoOptions"
 	Slider "$DSPLYMNU_SCREENSIZE",				"screenblocks", 3.0, 12.0, 1.0, 0
 
 	Slider "$DSPLYMNU_GAMMA",			"Gamma",						0.75, 3.0, 0.05, 2
-	Slider "$DSPLYMNU_BRIGHTNESS",				"vid_brightness",				-0.8,0.8, 0.05
+	Slider "$DSPLYMNU_BRIGHTNESS",				"vid_brightness",				-0.8,0.8, 0.05,2
 	Slider "$DSPLYMNU_CONTRAST",					"vid_contrast",	   				0.1, 3.0, 0.1
 	Option "$DSPLYMNU_HWGAMMA",					"vid_hwgamma", "HWGammaModes"