diff --git a/mozilla/webtools/bugzilla/docs/en/xml/customization.xml b/mozilla/webtools/bugzilla/docs/en/xml/customization.xml
index 029aca62592..4843f9bc4a1 100644
--- a/mozilla/webtools/bugzilla/docs/en/xml/customization.xml
+++ b/mozilla/webtools/bugzilla/docs/en/xml/customization.xml
@@ -468,7 +468,7 @@
       for instance, <filename>enter_bug.cgi</filename> may invoke the hook 
       "<varname>enter_bug-defaultvars</varname>". Thus, a source file at 
       <filename>BUGZILLA_ROOT/extensions/EXTENSION_NAME/code/enter_bug-entrydefaultvars.pl</filename>
-      will be automatically invoked when when the code hook is reached. 
+      will be automatically invoked when the code hook is reached. 
     </para>
    
     <para>