diff --git a/.github/workflows/preview.yaml b/.github/workflows/preview.yaml
index 6a628d3..e9d7d77 100644
--- a/.github/workflows/preview.yaml
+++ b/.github/workflows/preview.yaml
@@ -83,8 +83,8 @@ jobs:
       - name: nanoserver-1809
         run: |
           docker build `
-            --build-arg "BASE_IMAGE=${{ env.IMAGE_NAME }}:${{ github.ref_name }}-nanoserver-1809" `
-            --tag "${{ env.IMAGE_NAME }}:${{ github.ref_name }}-windowsservercore-1809" `
+            --build-arg "BASE_IMAGE=${{ env.IMAGE_NAME }}:${{ github.ref_name }}-windowsservercore-1809" `
+            --tag "${{ env.IMAGE_NAME }}:${{ github.ref_name }}-nanoserver-1809" `
             ./2.10.x/nanoserver-1809
 
           docker push "${{ env.IMAGE_NAME }}:${{ github.ref_name }}-nanoserver-1809"