diff --git a/admin/inc/class.uicategories.inc.php b/admin/inc/class.uicategories.inc.php
index 752fb268ce..0057928702 100644
--- a/admin/inc/class.uicategories.inc.php
+++ b/admin/inc/class.uicategories.inc.php
@@ -152,7 +152,7 @@
 
 				if ($level > 0)
 				{
-					$space = '  ';
+					$space = '-';
 					$spaceset = str_repeat($space,$level);
 					$cat_name = $spaceset . $cat_name;
 				}
diff --git a/phpgwapi/inc/class.categories.inc.php b/phpgwapi/inc/class.categories.inc.php
index 176c8474fc..dd9da6542a 100644
--- a/phpgwapi/inc/class.categories.inc.php
+++ b/phpgwapi/inc/class.categories.inc.php
@@ -389,7 +389,7 @@
 					$s .= '>';
 					for ($j=0;$j<$cats[$i]['level'];$j++)
 					{
-						$s .= '&nbsp;';
+						$s .= '-';
 					}
 					$s .= $GLOBALS['phpgw']->strip_html($cats[$i]['name']);
 					if ($cats[$i]['app_name'] == 'phpgw')
diff --git a/preferences/inc/class.uicategories.inc.php b/preferences/inc/class.uicategories.inc.php
index 2b813ca11c..64b192af7f 100644
--- a/preferences/inc/class.uicategories.inc.php
+++ b/preferences/inc/class.uicategories.inc.php
@@ -181,7 +181,7 @@
 
 				if ($level > 0)
 				{
-					$space = '&nbsp;&nbsp;';
+					$space = '-';
 					$spaceset = str_repeat($space,$level);
 					$name = $spaceset . $GLOBALS['phpgw']->strip_html($cats[$i]['name']) . $appendix;
 				}