diff --git a/.github/workflows/dotnet.yml b/.github/workflows/dotnet.yml
index 74accbc09..b54b52afb 100644
--- a/.github/workflows/dotnet.yml
+++ b/.github/workflows/dotnet.yml
@@ -9,7 +9,7 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
 
     steps:
     - name: Checkout
@@ -17,7 +17,7 @@ jobs:
       with:
         fetch-depth: 0    
     - name: Install Build dependencies
-      run: sudo apt-get -y install git cmake ninja-build build-essential libssl-dev pkg-config libboost-all-dev libsodium-dev libzmq5 libgmp-dev
+      run: sudo apt-get -y install dotnet6 git cmake ninja-build build-essential libssl-dev pkg-config libboost-all-dev libsodium-dev libzmq5 libgmp-dev
     - name: Setup .NET
       uses: actions/setup-dotnet@v2
       with: