diff --git a/webapp/controller/PayController.class.php b/webapp/controller/PayController.class.php
index f098dd0..9f480fb 100644
--- a/webapp/controller/PayController.class.php
+++ b/webapp/controller/PayController.class.php
@@ -54,7 +54,6 @@ class PayController {
         $pem = "-----BEGIN RSA PRIVATE KEY-----\n" .
              chunk_split(self::PRI_KEY, 64, "\n") .
              "-----END RSA PRIVATE KEY-----\n";
-        error_log($pem);
         return openssl_pkey_get_private($pem);
     }