diff --git a/themes/base/jquery.ui.accordion.css b/themes/base/jquery.ui.accordion.css
index 80a80c82c..a260cf9ef 100644
--- a/themes/base/jquery.ui.accordion.css
+++ b/themes/base/jquery.ui.accordion.css
@@ -10,7 +10,6 @@
 /* IE/Win - Fix animation bug - #4615 */
 .ui-accordion { width: 100%; }
 .ui-accordion .ui-accordion-header { cursor: pointer; position: relative; margin-top: 1px; zoom: 1; }
-.ui-accordion .ui-accordion-li-fix { display: inline; }
 .ui-accordion .ui-accordion-header-active { border-bottom: 0 !important; }
 .ui-accordion .ui-accordion-heading { display: block; font-size: 1em; padding: .5em .5em .5em .7em; }
 .ui-accordion-icons .ui-accordion-heading { padding-left: 2.2em; }
diff --git a/ui/jquery.ui.accordion.js b/ui/jquery.ui.accordion.js
index 85a47ddfb..1aa820e68 100644
--- a/ui/jquery.ui.accordion.js
+++ b/ui/jquery.ui.accordion.js
@@ -33,12 +33,7 @@ $.widget( "ui.accordion", {
 
 		self.running = 0;
 
-		self.element
-			.addClass( "ui-accordion ui-widget ui-helper-reset" )
-			// in lack of child-selectors in CSS
-			// we need to mark top-LIs in a UL-accordion for some IE-fix
-			.children( "li" )
-				.addClass( "ui-accordion-li-fix" );
+		self.element.addClass( "ui-accordion ui-widget ui-helper-reset" );
 
 		self.headers = self.element.find( options.header )
 			.addClass( "ui-accordion-header ui-helper-reset ui-state-default ui-corner-all" )