diff --git a/libs/main/crypt/piauth.h b/libs/main/crypt/piauth.h
index 947d7e77..427b9dad 100644
--- a/libs/main/crypt/piauth.h
+++ b/libs/main/crypt/piauth.h
@@ -32,7 +32,6 @@ class PIP_CRYPT_EXPORT PIAuth : public PIObject
 {
 	PIOBJECT(PIAuth)
 public:
-	enum Role {Client, Server};
 	enum State {NotConnected, AuthProbe, PassRequest, AuthReply, KeyExchange, Connected};
 
 	//! Create PIAuth with your digital sign
@@ -89,6 +88,8 @@ public:
 	EVENT1(passwordCheck, bool, result)
 
 private:
+	enum Role {Client, Server};
+
 	State disconnect(PIByteArray & ba, const PIString & error = PIString());
 	bool isAuthorizedKey(const PIByteArray & pkey);