diff --git a/wp-admin/js/inline-edit-post.dev.js b/wp-admin/js/inline-edit-post.dev.js
index 13a5bce3c4..4b0eb2eeb3 100644
--- a/wp-admin/js/inline-edit-post.dev.js
+++ b/wp-admin/js/inline-edit-post.dev.js
@@ -117,7 +117,7 @@ inlineEditPost = {
 		if ( 'post' == type ) {
 			// support multi taxonomies?
 			tax = 'post_tag';
-			$('tr.inline-editor textarea[name="tax_input['+tax+']"]').suggest( 'admin-ajax.php?action=ajax-tag-search&tax='+tax, { delay: 500, minchars: 2, multiple: true, multipleSep: inlineEditL10n.comma + ' ' } );
+			$('tr.inline-editor textarea[name="tax_input['+tax+']"]').suggest( ajaxurl + '?action=ajax-tag-search&tax=' + tax, { delay: 500, minchars: 2, multiple: true, multipleSep: inlineEditL10n.comma + ' ' } );
 		}
 		$('html, body').animate( { scrollTop: 0 }, 'fast' );
 	},
@@ -193,7 +193,7 @@ inlineEditPost = {
 				textarea.val(terms);
 			}
 
-			textarea.suggest( 'admin-ajax.php?action=ajax-tag-search&tax='+taxname, { delay: 500, minchars: 2, multiple: true, multipleSep: inlineEditL10n.comma + ' ' } );
+			textarea.suggest( ajaxurl + '?action=ajax-tag-search&tax=' + taxname, { delay: 500, minchars: 2, multiple: true, multipleSep: inlineEditL10n.comma + ' ' } );
 		});
 
 		// handle the post status
@@ -251,7 +251,7 @@ inlineEditPost = {
 		params = fields + '&' + $.param(params);
 
 		// make ajax request
-		$.post('admin-ajax.php', params,
+		$.post( ajaxurl, params,
 			function(r) {
 				$('table.widefat .inline-edit-save .waiting').hide();
 
diff --git a/wp-admin/js/inline-edit-tax.dev.js b/wp-admin/js/inline-edit-tax.dev.js
index 333bf6bae3..64c7bab94e 100644
--- a/wp-admin/js/inline-edit-tax.dev.js
+++ b/wp-admin/js/inline-edit-tax.dev.js
@@ -73,7 +73,7 @@ inlineEditTax = {
 		params = fields + '&' + $.param(params);
 
 		// make ajax request
-		$.post('admin-ajax.php', params,
+		$.post( ajaxurl, params,
 			function(r) {
 				var row, new_id;
 				$('table.widefat .inline-edit-save .waiting').hide();
diff --git a/wp-includes/js/plupload/handlers.dev.js b/wp-includes/js/plupload/handlers.dev.js
index 5786febc8d..0ca1006aab 100644
--- a/wp-includes/js/plupload/handlers.dev.js
+++ b/wp-includes/js/plupload/handlers.dev.js
@@ -136,7 +136,7 @@ function prepareMediaItemInit(fileObj) {
 	jQuery('a.delete', item).click(function(){
 		// Tell the server to delete it. TODO: handle exceptions
 		jQuery.ajax({
-			url: 'admin-ajax.php',
+			url: ajaxurl,
 			type: 'post',
 			success: deleteSuccess,
 			error: deleteError,
@@ -154,7 +154,7 @@ function prepareMediaItemInit(fileObj) {
 	jQuery('a.undo', item).click(function(){
 		// Tell the server to untrash it. TODO: handle exceptions
 		jQuery.ajax({
-			url: 'admin-ajax.php',
+			url: ajaxurl,
 			type: 'post',
 			id: fileObj.id,
 			data: {
diff --git a/wp-includes/js/swfupload/handlers.dev.js b/wp-includes/js/swfupload/handlers.dev.js
index e72ed69b11..7296cb6766 100644
--- a/wp-includes/js/swfupload/handlers.dev.js
+++ b/wp-includes/js/swfupload/handlers.dev.js
@@ -96,7 +96,7 @@ function prepareMediaItemInit(fileObj) {
 	jQuery('a.delete', item).click(function(){
 		// Tell the server to delete it. TODO: handle exceptions
 		jQuery.ajax({
-			url: 'admin-ajax.php',
+			url: ajaxurl,
 			type: 'post',
 			success: deleteSuccess,
 			error: deleteError,
@@ -114,7 +114,7 @@ function prepareMediaItemInit(fileObj) {
 	jQuery('a.undo', item).click(function(){
 		// Tell the server to untrash it. TODO: handle exceptions
 		jQuery.ajax({
-			url: 'admin-ajax.php',
+			url: ajaxurl,
 			type: 'post',
 			id: fileObj.id,
 			data: {