diff --git a/README.md b/README.md
index 2aee03d..01ba2a6 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # sudoku-solver
 GUI Sudoku Solver, using Pygame, following an online tutorial :)
-Used recursion and backtracking for the main solving algorithm.
+Used recursion and backtracking for the main solving algorithm. Improved the time taken by filling the cube with minimum possible options first.
 Apart from auto solve, user can also play the game.
 ![Screen Capture](https://github.com/robovirmani/sudoku-solver/blob/master/sudoku_ss.png)