diff --git a/freeglut/freeglut/progs/demos/shapes/shapes.c b/freeglut/freeglut/progs/demos/shapes/shapes.c
index 4171551..da32e0b 100644
--- a/freeglut/freeglut/progs/demos/shapes/shapes.c
+++ b/freeglut/freeglut/progs/demos/shapes/shapes.c
@@ -364,7 +364,7 @@ main(int argc, char *argv[])
     glutInitWindowSize(640,480);
     glutInitWindowPosition(40,40);
     glutInit(&argc, argv);
-    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH);
+    glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH | GLUT_MULTISAMPLE);
 
     glutCreateWindow("OpenGLUT Shapes");