diff --git a/examples/tic-tac-toe-gui/README.md b/examples/tic-tac-toe-gui/README.md
index 17c00bb..01d3267 100644
--- a/examples/tic-tac-toe-gui/README.md
+++ b/examples/tic-tac-toe-gui/README.md
@@ -19,6 +19,6 @@ From within the `examples/tic-tac-toe/` foder run:
 cargo run
 ```
 
-Another player can start his/her instance in either another
+Another player can start their instance in either another
 terminal or another machine.