diff --git a/docker/gcr/manifest.tmpl b/docker/gcr/manifest.tmpl
index f87918f..795c75d 100644
--- a/docker/gcr/manifest.tmpl
+++ b/docker/gcr/manifest.tmpl
@@ -40,10 +40,10 @@ manifests:
     platform:
       architecture: amd64
       os: windows
-      version: 1803
+      version: 1903
   -
     image: plugins/gcr:{{#if build.tag}}{{trimPrefix "v" build.tag}}-{{/if}}windows-1909
     platform:
       architecture: amd64
       os: windows
-      version: 1809
+      version: 1909