diff --git a/addKey.php b/addKey.php
index bb76324..c04200f 100644
--- a/addKey.php
+++ b/addKey.php
@@ -1,5 +1,5 @@
 <?php require_once '../yubiphpbase/appinclude.php';
-	  require_once '../yubiphpbase/key_lib.php';
+	  require_once '../yubiphpbase/yubi_lib.php';
 	  require_once 'common.php';
 	  
 header("content-type: text/plain");
diff --git a/sign_demo.php b/sign_demo.php
index be8b9b5..7c40ac6 100644
--- a/sign_demo.php
+++ b/sign_demo.php
@@ -1,6 +1,6 @@
 <?php
 require_once '../yubiphpbase/appinclude.php';
-require_once '../yubiphpbase/key_lib.php';
+require_once '../yubiphpbase/yubi_lib.php';
 require_once 'common.php';
 
 $trace = true;
diff --git a/verifyOTP.php b/verifyOTP.php
index 77cd36e..d303903 100644
--- a/verifyOTP.php
+++ b/verifyOTP.php
@@ -1,6 +1,6 @@
 <?php
 require_once '../yubiphpbase/appinclude.php';
-require_once '../yubiphpbase/key_lib.php';
+require_once '../yubiphpbase/yubi_lib.php';
 require_once 'common.php';
 
 header("content-type: text/plain");