diff --git a/deploy.ps1 b/deploy.ps1
index fb395cf..251792e 100644
--- a/deploy.ps1
+++ b/deploy.ps1
@@ -35,30 +35,27 @@ if ($isWindows) {
   rebase-docker-image `
     "$($image):$os-$env:ARCH-$env:APPVEYOR_REPO_TAG_NAME" `
     -t "$($image):$os-$env:ARCH-$env:APPVEYOR_REPO_TAG_NAME-1709" `
-    -b microsoft/nanoserver:1709
+    -b mcr.microsoft.com/windows/nanoserver:1709
 
   Write-Host "Rebasing image to produce 1803 variant"
-  npm install -g rebase-docker-image
   rebase-docker-image `
     "$($image):$os-$env:ARCH-$env:APPVEYOR_REPO_TAG_NAME" `
     -t "$($image):$os-$env:ARCH-$env:APPVEYOR_REPO_TAG_NAME-1803" `
-    -b microsoft/nanoserver:1803
+    -b mcr.microsoft.com/windows/nanoserver:1803
 
   Write-Host "Rebasing image to produce 1809 variant"
-  npm install -g rebase-docker-image
   rebase-docker-image `
     "$($image):$os-$env:ARCH-$env:APPVEYOR_REPO_TAG_NAME" `
-    -s microsoft/nanoserver:sac2016 `
+    -s mcr.microsoft.com/windows/nanoserver:sac2016 `
     -t "$($image):$os-$env:ARCH-$env:APPVEYOR_REPO_TAG_NAME-1809" `
-    -b stefanscherer/nanoserver:1809
+    -b mcr.microsoft.com/windows/nanoserver:1809
 
   Write-Host "Rebasing image to produce 1903 variant"
-  npm install -g rebase-docker-image
   rebase-docker-image `
     "$($image):$os-$env:ARCH-$env:APPVEYOR_REPO_TAG_NAME" `
-    -s microsoft/nanoserver:sac2016 `
+    -s mcr.microsoft.com/windows/nanoserver:sac2016 `
     -t "$($image):$os-$env:ARCH-$env:APPVEYOR_REPO_TAG_NAME-1903" `
-    -b stefanscherer/nanoserver:1903
+    -b mcr.microsoft.com/windows/nanoserver:1903
 
 } else {
   # Linux