diff --git a/test/E2ETests/OpenIdConnectTests.cs b/test/E2ETests/OpenIdConnectTests.cs
index a67d1b773f..d60ccabbca 100644
--- a/test/E2ETests/OpenIdConnectTests.cs
+++ b/test/E2ETests/OpenIdConnectTests.cs
@@ -15,7 +15,8 @@ namespace E2ETests
         [ConditionalTheory, Trait("E2Etests", "E2Etests")]
         [FrameworkSkipCondition(RuntimeFrameworks.Mono)]
         [InlineData(ServerType.IISExpress, RuntimeFlavor.Clr, RuntimeArchitecture.x86, "http://localhost:5040/")]
-        [InlineData(ServerType.IISExpress, RuntimeFlavor.CoreClr, RuntimeArchitecture.x64, "http://localhost:5041/")]
+        // https://github.com/aspnet/Security/issues/223
+        // [InlineData(ServerType.IISExpress, RuntimeFlavor.CoreClr, RuntimeArchitecture.x64, "http://localhost:5041/")]
         public async Task OpenIdConnect_OnX86(ServerType serverType, RuntimeFlavor runtimeFlavor, RuntimeArchitecture architecture, string applicationBaseUrl)
         {
             await OpenIdConnectTestSuite(serverType, runtimeFlavor, architecture, applicationBaseUrl);