diff --git a/GrpcTest/WindowsFormsApplication1/packages.config b/GrpcTest/WindowsFormsApplication1/packages.config
index 8aa8e285..b8d06394 100644
--- a/GrpcTest/WindowsFormsApplication1/packages.config
+++ b/GrpcTest/WindowsFormsApplication1/packages.config
@@ -1,6 +1,6 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="BouncyCastle" version="1.7.0" targetFramework="net45" />
+  <package id="BouncyCastle" version="1.8.9" targetFramework="net45" />
   <package id="Google.Apis.Auth" version="1.11.1" targetFramework="net45" />
   <package id="Google.Apis.Core" version="1.11.1" targetFramework="net45" />
   <package id="Google.Protobuf" version="3.0.0-beta2" targetFramework="net45" />