diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index 217f7cb..7fcd6dc 100644
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -19,7 +19,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: 9.0.x
     - name: Restore dependencies
       run: dotnet restore
     - name: Build
diff --git a/README.md b/README.md
index f7332a1..fdd38d9 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+[![.NET](https://github.com/ibrahimatay/Design-Patterns/actions/workflows/dotnet.yml/badge.svg)](https://github.com/ibrahimatay/Design-Patterns/actions/workflows/dotnet.yml)
+
 # Design Patterns For Humans
 Examples of design patterns in C# are presented in a way that is easy for humans to understand and implement. These examples provide a practical and intuitive guide to the use of design patterns in C#, helping developers improve their skills and create more effective and maintainable software.