diff --git a/README.md b/README.md
index 145e5e4..a841efc 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,8 @@ Keep notes about the games you play.
 
 Simply launch the application and whenever you open Steam's overlay, your notes will be shown.
 
+Requires [.NET Core 3.1](https://dotnet.microsoft.com/download/dotnet/3.1)
+
 ![screens.png](.readme/screens.png)
 
 ![in-game.jpg](.readme/in-game.jpg)