diff --git a/tests/Neo.VM.Tests/UT_ScriptBuilder.cs b/tests/Neo.VM.Tests/UT_ScriptBuilder.cs
index 409706f04b..faa57f3345 100644
--- a/tests/Neo.VM.Tests/UT_ScriptBuilder.cs
+++ b/tests/Neo.VM.Tests/UT_ScriptBuilder.cs
@@ -21,7 +21,7 @@
 namespace Neo.Test
 {
     [TestClass]
-    public class UT__ScriptBuilder
+    public class UT_ScriptBuilder
     {
         [TestMethod]
         public void TestEmit()