diff --git a/base/Dockerfile.windows-1809 b/base/Dockerfile.windows-1809
index ab6a5c4..cbb0ec6 100644
--- a/base/Dockerfile.windows-1809
+++ b/base/Dockerfile.windows-1809
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/windows:1809@sha256:f94562228296c3ff71c536d7ccb0c6b5d305bcd450bc5936a627f81bf15726bd
+FROM mcr.microsoft.com/windows:2009@sha256:c9b2234a2284ac6bad70bf9a3e137c4b413624b18c6f3a6ef8ceb4aa547abe99
 
 SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]