diff --git a/GreeterService/GreeterService.csproj b/GreeterService/GreeterService.csproj
index 3409336..d1f1bf1 100644
--- a/GreeterService/GreeterService.csproj
+++ b/GreeterService/GreeterService.csproj
@@ -9,7 +9,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Grpc.AspNetCore" Version="2.45.0" />
+    <PackageReference Include="Grpc.AspNetCore" Version="2.51.0" />
   </ItemGroup>
 
 </Project>