diff --git a/src/Identity/Identity.csproj b/src/Identity/Identity.csproj
index b88cec5e3a..f4db37debb 100644
--- a/src/Identity/Identity.csproj
+++ b/src/Identity/Identity.csproj
@@ -13,7 +13,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="MessagePack" Version="2.5.140" />
+    <PackageReference Include="MessagePack" Version="2.5.171" />
   </ItemGroup>
 
 </Project>