diff --git a/progs/trivial/tri.c b/progs/trivial/tri.c
index 12fa8d11b61..64c529415c1 100644
--- a/progs/trivial/tri.c
+++ b/progs/trivial/tri.c
@@ -56,15 +56,13 @@ static void Reshape(int width, int height)
 
 static void Key(unsigned char key, int x, int y)
 {
-
-    switch (key) {
-      case 27:
-	exit(0);
-      default:
-	return;
-    }
-
-    glutPostRedisplay();
+   switch (key) {
+   case 27:
+      exit(0);
+   default:
+      glutPostRedisplay();
+      return;
+   }
 }
 
 static void Draw(void)