diff --git a/src/config.c b/src/config.c
index c4f4330..4c77a5d 100644
--- a/src/config.c
+++ b/src/config.c
@@ -249,7 +249,7 @@ Config opentyrian_config;  // implicitly initialized
 bool load_opentyrian_config( void )
 {
 	// defaults
-	fullscreen_display = -1;
+	fullscreen_display = 0;
 	set_scaler_by_name("Scale2x");
 	
 	Config *config = &opentyrian_config;