--- a/browser/components/places/tests/browser/browser.ini
+++ b/browser/components/places/tests/browser/browser.ini
@@ -92,17 +92,17 @@ skip-if = (os == 'win' && ccov) # Bug 14
 skip-if = (os == 'win' && ccov) # Bug 1423667
 subsuite = clipboard
 [browser_paste_into_tags.js]
 skip-if = (os == 'win' && ccov) # Bug 1423667
 [browser_remove_bookmarks.js]
 skip-if = (os == 'win' && ccov) # Bug 1423667
 subsuite = clipboard
 [browser_sidebarpanels_click.js]
-skip-if = true # temporarily disabled for breaking the treeview - bug 658744
+skip-if = (os == 'win' && ccov) || (os == "mac" && debug) # Bug 1423667
 [browser_sort_in_library.js]
 skip-if = (os == 'win' && ccov) # Bug 1423667
 [browser_stayopenmenu.js]
 skip-if = os == "mac" && debug # bug 1400323
 [browser_toolbar_drop_text.js]
 [browser_toolbar_overflow.js]
 [browser_toolbarbutton_menu_context.js]
 [browser_views_iconsupdate.js]