diff --git a/.github/workflows/dotnetcore.yml b/.github/workflows/dotnetcore.yml
index 4bb5766..cf33626 100755
--- a/.github/workflows/dotnetcore.yml
+++ b/.github/workflows/dotnetcore.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        dotnet_version: ['2.2.108']
+        dotnet_version: ['5.0.x']
         os: [ubuntu-latest, windows-latest, macOS-latest]
 
     steps:
diff --git a/mk-release.sh b/mk-release.sh
index 6d42e2c..9110440 100755
--- a/mk-release.sh
+++ b/mk-release.sh
@@ -3,11 +3,11 @@ rm -rf ./bin/app/ && rm -rf ./src/bin/Release/
 echo "restoring packeges"
 dotnet restore
 echo -n "building for linux"
-dotnet publish --framework netcoreapp3.1 --runtime="linux-x64" -c Release -o ./bin/app/linux
+dotnet publish --framework net5.0 --runtime="linux-x64" -c Release -o ./bin/app/linux
 echo -n "building for win10"
-dotnet publish --framework netcoreapp3.1 --runtime="win10-x64" -c Release -o ./bin/app/win10
+dotnet publish --framework net5.0 --runtime="win10-x64" -c Release -o ./bin/app/win10
 echo -n "building for osx"
-dotnet publish --framework netcoreapp3.1 --runtime="osx-x64" -c Release -o ./bin/app/osx
+dotnet publish --framework net5.9 --runtime="osx-x64" -c Release -o ./bin/app/osx
 cd ./bin/app/
 zip -r -9 ./linux.zip ./linux/
 zip -r -9 ./win10.zip ./win10/