diff --git a/user_guide/libraries/unit_testing.html b/user_guide/libraries/unit_testing.html
index 692df00..0ebb401 100644
--- a/user_guide/libraries/unit_testing.html
+++ b/user_guide/libraries/unit_testing.html
@@ -155,7 +155,7 @@
 
 <p>To enable strict mode use this:</p>
 
-<code>$this->unit->strict(TRUE);</code>
+<code>$this->unit->use_strict(TRUE);</code>
 
 <h2>Enabling/Disabling Unit Testing</h2>