diff --git a/ClientQuickstart/packages.config b/ClientQuickstart/packages.config
index 9624d85..fc81139 100644
--- a/ClientQuickstart/packages.config
+++ b/ClientQuickstart/packages.config
@@ -11,7 +11,7 @@
   <package id="Microsoft.IdentityModel.JsonWebTokens" version="6.8.0" targetFramework="net472" />
   <package id="Microsoft.IdentityModel.Logging" version="6.8.0" targetFramework="net472" />
   <package id="Microsoft.IdentityModel.Tokens" version="6.8.0" targetFramework="net472" />
-  <package id="Microsoft.Net.Compilers" version="3.8.0" targetFramework="net472" developmentDependency="true" />
+  <package id="Microsoft.Net.Compilers" version="3.9.0" targetFramework="net472" developmentDependency="true" />
   <package id="Microsoft.NETCore.Platforms" version="1.1.0" targetFramework="net472" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
   <package id="NETStandard.Library" version="2.0.3" targetFramework="net472" />