diff --git a/htdocs/includes/evalmath/evalmath.class.php b/htdocs/includes/evalmath/evalmath.class.php
index 9426e82a8ff..9d970aed789 100644
--- a/htdocs/includes/evalmath/evalmath.class.php
+++ b/htdocs/includes/evalmath/evalmath.class.php
@@ -98,7 +98,7 @@ class EvalMath
         'sin','sinh','arcsin','asin','arcsinh','asinh',
         'cos','cosh','arccos','acos','arccosh','acosh',
         'tan','tanh','arctan','atan','arctanh','atanh',
-        'sqrt','abs','ln','log');
+        'sqrt','abs','ln','log','intval');
 
     /**
      * Constructor