diff --git a/PortProxyTool/PortProxyUtil.cs b/PortProxyTool/PortProxyUtil.cs
index 3f84bc5..4e5bd15 100644
--- a/PortProxyTool/PortProxyUtil.cs
+++ b/PortProxyTool/PortProxyUtil.cs
@@ -1,6 +1,6 @@
 namespace PortProxyTool;
 
-internal static class PortProxyUtil
+public static class PortProxyUtil
 {
     public static PortProxyType? GetPortProxyTypeByString(string type)
     {