diff --git a/src/video/x11/SDL_x11render.c b/src/video/x11/SDL_x11render.c
index be221b0cf..6417c5f1b 100644
--- a/src/video/x11/SDL_x11render.c
+++ b/src/video/x11/SDL_x11render.c
@@ -621,7 +621,7 @@ X11_RenderLine(SDL_Renderer * renderer, int x1, int y1, int x2, int y2)
     foreground = renderdrawcolor(renderer, 1);
     XSetForeground(data->display, data->gc, foreground);
     XDrawLine(data->display, data->drawable, data->gc, x1, y1, x2, y2);
-
+    return 0;
 }
 
 static int