diff --git a/src/dotnet-framework/manifest.json b/src/dotnet-framework/manifest.json
index b3af812..62e9de4 100644
--- a/src/dotnet-framework/manifest.json
+++ b/src/dotnet-framework/manifest.json
@@ -1,5 +1,5 @@
 {
-  "version": "51.0.20",
+  "version": "51.0.21",
   "imageNameSuffix": "dotnet-framework",
   "dockerFile": "src/dotnet-framework/Dockerfile",
   "context": ".",