diff --git a/includes/bootstrap.inc b/includes/bootstrap.inc
index 7cb97d220468f87bfe74bb5a16e7b99570bda2c9..2809d10f344791d18eb2618f7c920639a6b9b3b6 100644
--- a/includes/bootstrap.inc
+++ b/includes/bootstrap.inc
@@ -1516,7 +1516,7 @@ function watchdog($type, $message, $variables = array(), $severity = WATCHDOG_NO
  *
  * @param $message
  *   The message to be displayed to the user. For consistency with other
- *   messages, it should begin with a capital letter and end with period.
+ *   messages, it should begin with a capital letter and end with a period.
  * @param $type
  *   The type of the message. One of the following values are possible:
  *   - 'status'