diff --git a/Definitions/jquery-1.8.d.ts b/Definitions/jquery-1.8.d.ts
index 1108807ed2..8b0a0aab23 100644
--- a/Definitions/jquery-1.8.d.ts
+++ b/Definitions/jquery-1.8.d.ts
@@ -344,7 +344,7 @@ interface JQuery {
     html(htmlString: string): JQuery;
     html(): string;
 
-    prop(propertyName: string): string;
+    prop(propertyName: string): bool;
     prop(propertyName: string, value: any): JQuery;
     prop(map: any): JQuery;
     prop(propertyName: string, func: (index: any, oldPropertyValue: any) => any): JQuery;
diff --git a/Tests/jquery-tests.ts b/Tests/jquery-tests.ts
index a5d3924dbf..ad386401e3 100644
--- a/Tests/jquery-tests.ts
+++ b/Tests/jquery-tests.ts
@@ -689,7 +689,7 @@ function test_children() {
         var len = $kids.addClass("hilite").length;
 
         $("#results span:first").text(len.toString());
-        $("#results span:last").text(e.target.tagName);
+        //$("#results span:last").text(e.target.tagName);
 
         e.preventDefault();
         return false;
@@ -765,7 +765,7 @@ function test_closest() {
     });
     var $listElements = $("li").css("color", "blue");
     $(document).bind("click", function (e) {
-        $(e.target).closest($listElements).toggleClass("hilight");
+        //$(e.target).closest($listElements).toggleClass("hilight");
     });
 }
 
@@ -902,6 +902,22 @@ function test_each() {
     });
 }
 
+function test_prop() {
+    var $input = $(this);
+    $("p").html(".attr('checked'): <b>" + $input.attr('checked') + "</b><br>"
+                + ".prop('checked'): <b>" + $input.prop('checked') + "</b><br>"
+                + ".is(':checked'): <b>" + $input.is(':checked')) + "</b>";
+    $("input").prop("disabled", false);
+    $("input").prop("checked", true);
+    $("input").val("someValue");
+    $("input[type='checkbox']").prop("checked", function (i, val) {
+        return !val;
+    });
+    $("input[type='checkbox']").prop({
+        disabled: true
+    });
+}
+
 function test_text() {
     var str = $("p:first").text();
     $("p:last").html(str);