diff --git a/client/ClientDecisionServiceWebStandalone/packages.config b/client/ClientDecisionServiceWebStandalone/packages.config
index 3fc1f2cd8..0932dc30b 100644
--- a/client/ClientDecisionServiceWebStandalone/packages.config
+++ b/client/ClientDecisionServiceWebStandalone/packages.config
@@ -31,7 +31,7 @@
   <package id="Microsoft.AspNetCore.Mvc.Abstractions" version="1.1.2" targetFramework="net461" />
   <package id="Microsoft.AspNetCore.Mvc.ApiExplorer" version="1.1.2" targetFramework="net461" />
   <package id="Microsoft.AspNetCore.Mvc.Core" version="1.1.2" targetFramework="net461" />
-  <package id="Microsoft.AspNetCore.Mvc.Cors" version="1.1.2" targetFramework="net461" />
+  <package id="Microsoft.AspNetCore.Mvc.Cors" version="1.1.3" targetFramework="net461" />
   <package id="Microsoft.AspNetCore.Mvc.DataAnnotations" version="1.1.2" targetFramework="net461" />
   <package id="Microsoft.AspNetCore.Mvc.Formatters.Json" version="1.1.2" targetFramework="net461" />
   <package id="Microsoft.AspNetCore.Mvc.Localization" version="1.1.2" targetFramework="net461" />