Index: Gruntfile.js
===================================================================
--- Gruntfile.js	(revision 25971)
+++ Gruntfile.js	(working copy)
@@ -134,6 +134,14 @@
 				}
 			}
 		},
+        jsonlint: {
+            package: {
+                src: "package.json"
+            },
+            jshintrc: {
+                src: ".jshintrc"
+            }
+        },
 		qunit: {
 			files: ['tests/qunit/**/*.html']
 		},
Index: package.json
===================================================================
--- package.json	(revision 25971)
+++ package.json	(working copy)
@@ -19,6 +19,7 @@
     "grunt-contrib-compress": "~0.5.2",
     "grunt-contrib-concat": "~0.3.0",
     "grunt-contrib-jshint": "~0.7.0",
+    "grunt-jsonlint": "~1.0.1",
     "matchdep": "~0.1.2"
   }
 }