diff --git a/libraries/advisor.lib.php b/libraries/advisor.lib.php
index cacd296309..6f3e0b0241 100644
--- a/libraries/advisor.lib.php
+++ b/libraries/advisor.lib.php
@@ -32,7 +32,7 @@ function ADVISOR_bytime($num, $precision)
     $num = round($num, $precision);
 
     if ($num == 0) {
-        $num = '<' . PMA\libraries\Util::pow(10, -$precision);
+        $num = '<' . pow(10, -$precision);
     }
 
     return "$num $per";