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-rw-r--r--inc/auth/ad.class.php1
1 files changed, 1 insertions, 0 deletions
diff --git a/inc/auth/ad.class.php b/inc/auth/ad.class.php
index 7919c71ac..f535556a8 100644
--- a/inc/auth/ad.class.php
+++ b/inc/auth/ad.class.php
@@ -257,6 +257,7 @@ class auth_ad extends auth_basic {
$group = str_replace('\\', '', $group);
$group = str_replace('#', '', $group);
$group = preg_replace('[\s]', '_', $group);
+ $group = utf8_strtolower(trim($group));
return $group;
}