diff --git a/.github/workflows/aspnet-core.yml b/.github/workflows/aspnet-core.yml
index f5e9e6f..fe477b6 100644
--- a/.github/workflows/aspnet-core.yml
+++ b/.github/workflows/aspnet-core.yml
@@ -29,7 +29,7 @@ jobs:
             7.0.x
             8.0.x
 
-      - name: Setup .NET 9.0.x Preview
+      - name: Setup .NET 9.0.x RC
         uses: actions/setup-dotnet@v4
         with:
           dotnet-version: 9.0.x
@@ -352,7 +352,7 @@ jobs:
         id: build90
         shell: pwsh
         run: |
-          $aspnetImageTag90 = if ($Env:RUNNER_OS -eq 'Linux') { '9.0-alpine' } else { '9.0-preview-nanoserver-1809' }
+          $aspnetImageTag90 = if ($Env:RUNNER_OS -eq 'Linux') { '9.0-alpine' } else { '9.0-nanoserver-1809' }
           ./docker-build.ps1 -Context ./artifacts/net9.0 -Squash -Tags "${{ steps.meta90.outputs.tags }}" -Labels "${{ steps.meta90.outputs.labels }}" -BuildArgs "ASPNET_IMAGE_TAG=$aspnetImageTag90"
 
       - name: Build and Push Sample 9.0