diff --git a/docs/topics/security.txt b/docs/topics/security.txt
index 037b6b657d..d2e06f90a9 100644
--- a/docs/topics/security.txt
+++ b/docs/topics/security.txt
@@ -15,7 +15,7 @@ Cross site scripting (XSS) protection
 XSS attacks allow a user to inject client side scripts into the browsers of
 other users. This is usually achieved by storing the malicious scripts in the
 database where it will be retrieved and displayed to other users, or by getting
-users to click a link which will cause the attacker's javascript to be executred
+users to click a link which will cause the attacker's javascript to be executed
 by the user's browser. However, XSS attacks can originate from any untrusted
 source of data, such as cookies or web services, whenever the data is not
 sufficiently sanitized before including in a page.