diff --git a/types/jquery/jquery-tests.ts b/types/jquery/jquery-tests.ts
index 6773f923ef..5d6aaf0680 100644
--- a/types/jquery/jquery-tests.ts
+++ b/types/jquery/jquery-tests.ts
@@ -655,9 +655,9 @@ function JQueryStatic() {
     }
 
     function isNumeric() {
-        function type_guard(obj: boolean) {
+        function type_guard(obj: boolean | number) {
             if ($.isNumeric(obj)) {
-                // $ExpectType (true & number) | (false & number)
+                // $ExpectType number
                 obj;
             } else {
                 // $ExpectType boolean
diff --git a/types/jquery/test/longdesc-tests.ts b/types/jquery/test/longdesc-tests.ts
index 23ff500d24..3405bb83b5 100644
--- a/types/jquery/test/longdesc-tests.ts
+++ b/types/jquery/test/longdesc-tests.ts
@@ -1437,7 +1437,7 @@ function longdesc() {
         $.getJSON('ajax/test.json', function(data) {
             var items: string[] = [];
             $.each(data, function(key, val) {
-                items.push('<li id=\'' + key + '\'>' + val + '</li>');
+                items.push('<li id=\'' + (key as string) + '\'>' + val + '</li>');
             });
 
             $('<ul/>', {