diff --git a/neo/sys/sdl/sdl_glimp.cpp b/neo/sys/sdl/sdl_glimp.cpp
index fee6c78f..b4323251 100644
--- a/neo/sys/sdl/sdl_glimp.cpp
+++ b/neo/sys/sdl/sdl_glimp.cpp
@@ -319,7 +319,7 @@ static int ScreenParmsHandleDisplayIndex( glimpParms_t parms )
 	}
 	else // -2 == use current display
 	{
-		displayIdx = SDL_GetWindowDisplay( window );
+		displayIdx = SDL_GetWindowDisplayIndex( window );
 		if( displayIdx < 0 ) // for some reason the display for the window couldn't be detected
 			displayIdx = 0;
 	}