diff --git a/package.json b/package.json
index 3a289ee1c7..be92927d5f 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
 	"license": "GPL-2.0-or-later",
 	"devDependencies": {
 		"autoprefixer": "^6.5.1",
-		"grunt": "~0.4.5",
+		"grunt": "^0.4.5",
 		"grunt-banner": "^0.6.0",
 		"grunt-contrib-clean": "~1.0.0",
 		"grunt-contrib-compress": "~1.3.0",
@@ -34,8 +34,8 @@
 		"grunt-replace": "~1.0.1",
 		"grunt-rtlcss": "~2.0.1",
 		"grunt-sass": "2.0.0",
-		"ink-docstrap": "^1.3.0",
 		"grunt-webpack": "^3.0.2",
+		"ink-docstrap": "^1.3.0",
 		"matchdep": "~1.0.0",
 		"webpack": "^3.6.0",
 		"webpack-dev-server": "^2.9.1"
diff --git a/src/wp-admin/js/xfn.js b/src/wp-admin/js/xfn.js
index 2934dd0c0f..bae1f70e93 100644
--- a/src/wp-admin/js/xfn.js
+++ b/src/wp-admin/js/xfn.js
@@ -90,25 +90,25 @@ jQuery( document ).ready( function( $ ) {
 			appendResultsAfterRow( $requestRow, 'notice-success', summaryMessage, [] );
 		}
 
-		function on_erasure_failure( textStatus, error ) {
+		function on_erasure_failure() {
 			set_action_state( $action, 'remove_personal_data_failed' );
 			appendResultsAfterRow( $requestRow, 'notice-error', strings.anErrorOccurred, [] );
 		}
 
 		function do_next_erasure( eraserIndex, pageIndex ) {
 			$.ajax( {
-				url: ajaxurl,
+				url: window.ajaxurl,
 				data: {
 					action: 'wp-privacy-erase-personal-data',
 					eraser: eraserIndex,
 					id: requestID,
 					page: pageIndex,
-					security: nonce,
+					security: nonce
 				},
 				method: 'post'
 			} ).done( function( response ) {
 				if ( ! response.success ) {
-					on_erasure_failure( 'error', response.data );
+					on_erasure_failure();
 					return;
 				}
 				var responseData = response.data;
@@ -130,8 +130,8 @@ jQuery( document ).ready( function( $ ) {
 						on_erasure_done_success();
 					}
 				}
-			} ).fail( function( jqxhr, textStatus, error ) {
-				on_erasure_failure( textStatus, error );
+			} ).fail( function() {
+				on_erasure_failure();
 			} );
 		}
 
@@ -139,5 +139,5 @@ jQuery( document ).ready( function( $ ) {
 		set_action_state( $action, 'remove_personal_data_processing' );
 
 		do_next_erasure( 1, 1 );
-	} )
+	} );
 } );