diff --git a/README.md b/README.md
index 3a6a35fc3..242a87607 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ both Windows and Linux/Unix.
 
 ![Sample app](https://raw.githubusercontent.com/migueldeicaza/gui.cs/master/docfx/sample.png)
 
-A prensetation of this was part of the [Retro.NET](https://channel9.msdn.com/Events/dotnetConf/2018/S313) talk at .NET Conf 2018 [Slides](https://tirania.org/Retro.pdf)
+A presentation of this was part of the [Retro.NET](https://channel9.msdn.com/Events/dotnetConf/2018/S313) talk at .NET Conf 2018 [Slides](https://tirania.org/Retro.pdf)
 
 The toolkit contains various controls for building text user interfaces: