diff --git a/apps/windows/4.20/docker-compose.yml b/apps/windows/4.20/docker-compose.yml
index b0c0eb299..8cce05758 100644
--- a/apps/windows/4.20/docker-compose.yml
+++ b/apps/windows/4.20/docker-compose.yml
@@ -4,7 +4,7 @@ networks:
 
 services:
   windows:
-    image: dockurr/windows:4.20
+    image: dockurr/windows:4.21
     container_name: ${CONTAINER_NAME}
     labels:
       createdBy: "Apps"