diff --git a/README.md b/README.md
index b34d5c6..ece5d36 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,2 @@
 # tic-tac-toe
-Algorithms for bi-dimensional version of tic tac toe.
+Algorithms for four-dimensional version of tic tac toe.