1 files changed, 1 insertions, 1 deletions
diff --git a/libraries/config/ServerConfigChecks.class.php b/libraries/config/ServerConfigChecks.class.php
index 627f73072d..6612a76aa9 100644
--- a/libraries/config/ServerConfigChecks.class.php
+++ b/libraries/config/ServerConfigChecks.class.php
@@ -338,7 +338,7 @@ class ServerConfigChecks
             } else {
                 $blowfishWarnings = array();
                 // check length
-                if ($GLOBALS['PMA_String']->strlen($blowfishSecret) < 8) {
+                if (/*overload*/mb_strlen($blowfishSecret) < 8) {
                     // too short key
                     $blowfishWarnings[] = __('Key is too short, it should have at least 8 characters.');
                 }