diff --git a/src/EditorFeatures/Test/Diagnostics/IDEDiagnosticIDConfigurationTests.cs b/src/EditorFeatures/Test/Diagnostics/IDEDiagnosticIDConfigurationTests.cs
index 2121490eaac118177db2eca23761b896e6775a13..c16e7aea4b702a4260c230e089490d66789d07ac 100644
--- a/src/EditorFeatures/Test/Diagnostics/IDEDiagnosticIDConfigurationTests.cs
+++ b/src/EditorFeatures/Test/Diagnostics/IDEDiagnosticIDConfigurationTests.cs
@@ -257,6 +257,9 @@ public void CSharp_VerifyIDEDiagnosticSeveritiesAreConfigurable()
 # IDE0037
 dotnet_diagnostic.IDE0037.severity = %value%
 
+# IDE0038
+dotnet_diagnostic.IDE0038.severity = %value%
+
 # IDE0039
 csharp_style_pattern_local_over_anonymous_function = true:suggestion
 
@@ -733,6 +736,9 @@ public void CSharp_VerifyIDECodeStyleOptionsAreConfigurable()
 # IDE0037, PreferInferredAnonymousTypeMemberNames
 dotnet_style_prefer_inferred_anonymous_type_member_names = true:suggestion
 
+# IDE0038
+No editorconfig based code style option
+
 # IDE0039, PreferLocalOverAnonymousFunction
 csharp_style_pattern_local_over_anonymous_function = true:suggestion