diff --git a/source/context_x11.c b/source/context_x11.c
index 2592615..a1de55b 100644
--- a/source/context_x11.c
+++ b/source/context_x11.c
@@ -290,7 +290,7 @@ x11_set_vidmode(int width, int height)
 void
 x11_Init_Cvars ()
 {
-	vid_fullscreen = Cvar_Get ("vid_fullscreen", "0", CVAR_ARCHIVE,
+	vid_fullscreen = Cvar_Get ("vid_fullscreen", "0", CVAR_ROM,
 			"Toggles fullscreen game mode");
 }