diff --git a/jquery/jquery-tests.ts b/jquery/jquery-tests.ts
index b0f5dfc9a..85020c870 100644
--- a/jquery/jquery-tests.ts
+++ b/jquery/jquery-tests.ts
@@ -6,7 +6,7 @@ function test_add() {
 
     $('li').add('p').css('background-color', 'red');
     $('li').add(document.getElementsByTagName('p')[0])
-      .css('background-color', 'red');
+      .css('background-coailor', 'red');
     $('li').add('<p id="new">new paragraph</p>')
       .css('background-color', 'red');
     $("div").css("border", "2px solid red")
@@ -88,7 +88,7 @@ function test_ajax() {
             alert('Load was performed.');
         },
         error: function (jqXHR, textStatus, errorThrown) {
-            alert('Load ailed. responseJSON=' + jqXHR.responseJSON); 
+            alert('Load failed. responseJSON=' + jqXHR.responseJSON); 
         }
     });
     var _super = jQuery.ajaxSettings.xhr;