diff --git a/windows/base/Dockerfile b/windows/base/Dockerfile
index d7efd7d87065a55baa2ec78f9141941eb2935324..34c752b9f0d57240af0e336b6c7fc4e11dedce73 100644
--- a/windows/base/Dockerfile
+++ b/windows/base/Dockerfile
@@ -86,8 +86,10 @@ RUN cd $env:VCPKG_DIR; \
     Remove-Item -Force -Recurse ./buildtrees; \
     Remove-Item -Force -Recurse ./packages;
 
-RUN Must-Run choco install -y --allow-multiple-versions python --version 3.8.7; \
+RUN Must-Run choco install -y --allow-multiple-versions python --version 3.9.1; \
+    Must-Run choco install -y --allow-multiple-versions python --version 3.8.7; \
     Must-Run choco install -y --allow-multiple-versions python --version 3.7.9; \
     $env:PATH = "\"$([Environment]::GetEnvironmentVariable('PATH', [EnvironmentVariableTarget]::User));$([Environment]::GetEnvironmentVariable('PATH', [EnvironmentVariableTarget]::Machine))\""; \
+    Must-Run /Python39/python -m pip --no-cache-dir install --no-warn-script-location wheel; \
     Must-Run /Python38/python -m pip --no-cache-dir install --no-warn-script-location wheel; \
     Must-Run /Python37/python -m pip --no-cache-dir install --no-warn-script-location wheel