diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index b3f79c9..5ce4733 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -18,6 +18,10 @@ jobs:
       run: echo ${{ secrets.DOCKER_PASSWORD }} | docker login -u ${{ secrets.DOCKER_USER }} --password-stdin
     - name: Determine version
       run: echo "VERSION=$(git describe --tags --dirty)" >> $GITHUB_ENV
+    - name: Build the Docker image
+      run: |
+        wget https://dotnet.microsoft.com/download/dotnet/scripts/v1/dotnet-install.sh
+        ./dotnet-install.sh --channel 3.1
     - name: Build the Docker image
       run: |
         docker build . --file Dockerfile --tag tsakidev/giteacomment:${VERSION}