diff --git a/plantuml-mode.el b/plantuml-mode.el
index c2aa08b..5d2fb95 100644
--- a/plantuml-mode.el
+++ b/plantuml-mode.el
@@ -71,7 +71,7 @@
                            (shell-quote-argument plantuml-jar-path)
                            " -language") (current-buffer))
     (goto-char (point-min))
-    (let ((found (search-forward ";" nil nil))
+    (let ((found (search-forward ";" nil t))
           (word "")
           (count 0)
           (pos 0))
@@ -189,4 +189,5 @@ Shortcuts             Command Name
   (run-mode-hooks 'plantuml-mode-hook))
 
 (provide 'plantuml-mode)
-;;; plantuml-mode.el ends here
\ No newline at end of file
+;;; plantuml-mode.el ends here
+