diff --git a/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InitializeStaticFieldsInline.cs b/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InitializeStaticFieldsInline.cs
index 053233bf602..4251b906e48 100644
--- a/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InitializeStaticFieldsInline.cs
+++ b/analyzers/tests/SonarAnalyzer.UnitTest/TestCases/InitializeStaticFieldsInline.cs
@@ -1,4 +1,5 @@
-using System.Reflection;
+using System.IO;
+using System.Reflection;
 using System.Resources;
 using System.Globalization;
 
@@ -160,4 +161,16 @@ static ReproSwitchMulti()    // Compliant, because there are multiple variable a
             }
         }
     }
+
+    public static class TestUtil
+    {
+        // https://github.com/SonarSource/sonar-dotnet/issues/6343
+        static TestUtil() // Noncompliant - FP, there are no static fields
+        {
+            if (!Directory.Exists(""))
+            {
+                Directory.CreateDirectory("");
+            }
+        }
+    }
 }