diff --git a/addressbook/inc/class.addressbook_hooks.inc.php b/addressbook/inc/class.addressbook_hooks.inc.php
index ff4d1134f2..fd39c71b41 100644
--- a/addressbook/inc/class.addressbook_hooks.inc.php
+++ b/addressbook/inc/class.addressbook_hooks.inc.php
@@ -61,6 +61,7 @@ class addressbook_hooks
 				'Advanced search' => "javascript:egw_openWindowCentered2('".
 					Egw::link('/index.php',array('menuaction' => 'addressbook.addressbook_ui.extSearch'),false).
 					"','_blank',870,610,'yes')",
+				['text'=>'--'],
 				'Placeholders'    => Egw::link('/index.php','menuaction=api.EGroupware\\Api\\Contacts\\Merge.show_replacements')
 			);
 			display_sidebox($appname,lang('Addressbook menu'),$file);
diff --git a/api/src/Framework/Ajax.php b/api/src/Framework/Ajax.php
index c9c55243ec..7fd74239f1 100755
--- a/api/src/Framework/Ajax.php
+++ b/api/src/Framework/Ajax.php
@@ -700,6 +700,12 @@ abstract class Ajax extends Api\Framework
 					$var['lang_item'] = lang($item_text);
 					$var['item_link'] = $item_link;
 				}
+				if($var['lang_item'] == '--')
+				{
+					unset($var['icon_or_star']);
+					$var['item_link'] = '';
+					$var['lang_item'] = '<hr />';
+				}
 				$current_menu['entries'][] = $var;
 			}
 
diff --git a/api/templates/default/etemplate2.css b/api/templates/default/etemplate2.css
index d6481828d0..3ba9b1bff6 100644
--- a/api/templates/default/etemplate2.css
+++ b/api/templates/default/etemplate2.css
@@ -3246,6 +3246,11 @@ tr.disableIfNoEPL {
     opacity: 0.5;
     pointer-events: none;
 }
+.egw_fw_ui_sidemenu_entry_content hr {
+    /* HR in sidebox */
+    border-top: 1px solid black;
+    margin: 3px 5px 0px 5px;
+}
 .inactive_blur > * {opacity: 0.4; filter:blur(2px); pointer-events: none;}
 
 .et2_editable {
diff --git a/filemanager/inc/class.filemanager_hooks.inc.php b/filemanager/inc/class.filemanager_hooks.inc.php
index 93970c3b7f..201fd32a15 100644
--- a/filemanager/inc/class.filemanager_hooks.inc.php
+++ b/filemanager/inc/class.filemanager_hooks.inc.php
@@ -77,8 +77,9 @@ class filemanager_hooks
 			{
 				$file['Startfolder']= Egw::link('/index.php',array('menuaction'=>self::$appname.'.filemanager_ui.index','path'=>$file_prefs['startfolder'],'ajax'=>'true'));
 			}
-			$file['Placeholders'] = Egw::link('/index.php','menuaction=filemanager.filemanager_merge.show_replacements');
 			$file['Shared files'] = Egw::link('/index.php','menuaction=filemanager.filemanager_shares.index&ajax=true');
+			$file[] = ['text'=>'--'];
+			$file['Placeholders'] = Egw::link('/index.php','menuaction=filemanager.filemanager_merge.show_replacements');
 			display_sidebox(self::$appname,$title,$file);
 		}
 		if ($GLOBALS['egw_info']['user']['apps']['admin']) self::admin(self::$appname);
diff --git a/infolog/inc/class.infolog_hooks.inc.php b/infolog/inc/class.infolog_hooks.inc.php
index a1cd42fd56..f7837b217b 100644
--- a/infolog/inc/class.infolog_hooks.inc.php
+++ b/infolog/inc/class.infolog_hooks.inc.php
@@ -165,6 +165,7 @@ class infolog_hooks
 					'no_lang' => true,
 					'link' => "javascript:app.infolog.add_link_sidemenu();"
 				),
+				['text'=>'--'],
 				'Placeholders' => Egw::link('/index.php','menuaction=infolog.infolog_merge.show_replacements')
 			);
 			display_sidebox($appname,$GLOBALS['egw_info']['apps']['infolog']['title'].' '.lang('Menu'),$file);
diff --git a/timesheet/inc/class.timesheet_hooks.inc.php b/timesheet/inc/class.timesheet_hooks.inc.php
index b83d6add86..c08fd99c58 100644
--- a/timesheet/inc/class.timesheet_hooks.inc.php
+++ b/timesheet/inc/class.timesheet_hooks.inc.php
@@ -126,6 +126,7 @@ class timesheet_hooks
 					'link' => "javascript:egw.open('','$appname','add')"
 				),
 			);
+			$file[] = ['text'=>'--'];
 			$file['Placeholders'] = Egw::link('/index.php','menuaction=timesheet.timesheet_merge.show_replacements');
 			display_sidebox($appname,$GLOBALS['egw_info']['apps'][$appname]['title'].' '.lang('Menu'),$file);
 		}