diff --git a/vcpkg.json b/vcpkg.json
index 41a7327..26661fd 100644
--- a/vcpkg.json
+++ b/vcpkg.json
@@ -28,7 +28,7 @@
     "overrides": [
         {
             "name": "mailio",
-            "version": "0.20.0"
+            "version": "0.21.0"
         }
     ]
 }
\ No newline at end of file