diff --git a/mail.php b/mail.php
index 19f466e..296ef64 100644
--- a/mail.php
+++ b/mail.php
@@ -430,7 +430,7 @@ class mail
       throw new \Exception (_("Missing OpenSSL PHP Extension"), 500);
     // Define default headers
     $this->addHeader ("Date", date ("r"));
-    $this->addHeader ("Message-ID", $this->getMessageID ());
+    $this->addHeader ("Message-ID", $this->provideMessageID ());
     $user = posix_getpwuid (posix_geteuid());
     $this->addHeader ("From", $user["name"]."@".php_uname('n'));
     $this->addHeader ("MIME-Version", "1.0");
@@ -825,7 +825,7 @@ class mail
                              strlen ("Content-Disposition: inline; filename=")
                           ))."\r\n",
                         $sectionID);
-      $contentID = $this->getMessageID ();
+      $contentID = $this->provideMessageID ();
       $this->addHeader ("Content-ID", "$contentID\r\n", $sectionID);
     }
     $this->addHeader ("Content-Transfer-Encoding", "$encoding\r\n", $sectionID);
@@ -1345,7 +1345,7 @@ class mail
   /** Create a messageID
     * @return string the textual MessageID
     */
-  public function getMessageID ()
+  public function provideMessageID ()
   {
     $data = openssl_random_pseudo_bytes (16);
     $data[6] = chr(ord($data[6]) & 0x0f | 0x40); // set version to 0010