added vi keys to help

1 files changed, 1 insertions, 1 deletions

diff --git a/oo.py b/oo.py
index c40992c..850a620 100644
--- a/oo.py
+++ b/oo.py
@@ -326,7 +326,7 @@ class ooPlay:
         """Write one of the help messages."""
         if self.help_ind == 0:
             self.write("Help on controls.")
-            self.write("arrow keys: move cursor")
+            self.write("arrow or vi keys: move cursor")
             self.write("space bar or return: rotates piece")
             self.write("q: quit game")
             self.write("n: new game")