diff --git a/bundle/bundle--org.el b/bundle/bundle--org.el
index 84cb324d..cfdf4d03 100644
--- a/bundle/bundle--org.el
+++ b/bundle/bundle--org.el
@@ -125,7 +125,7 @@
         time-stamp-start "#\\+[dD][aA][tT][eE]: [\t]*"
         time-stamp-end "$"
 	time-stamp-inserts t
-        time-stamp-format "[%Y-%m-%dT%H:%M%:z]")
+        time-stamp-format "%Y-%m-%dT%H:%M%:z")
   (add-hook 'before-save-hook 'time-stamp nil)
   ;; (when (eq system-type 'windows-nt)
   ;;   (setq org-babel-sqlite3-command "c:/msys64/ucrt64/bin/sqlite3.exe"))