diff --git a/package-lock.json b/package-lock.json
index 871b04b..14f3cb4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1826,9 +1826,9 @@
       "dev": true
     },
     "grunt": {
-      "version": "1.5.2",
-      "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.5.2.tgz",
-      "integrity": "sha512-XCtfaIu72OyDqK24MjWiGC9SwlkuhkS1mrULr1xzuJ2XqAFhP3ZAchZGHJeSCY6mkaOXU4F7SbmmCF7xIVoC9w==",
+      "version": "1.5.3",
+      "resolved": "https://registry.npmjs.org/grunt/-/grunt-1.5.3.tgz",
+      "integrity": "sha512-mKwmo4X2d8/4c/BmcOETHek675uOqw0RuA/zy12jaspWqvTp4+ZeQF1W+OTpcbncnaBsfbQJ6l0l4j+Sn/GmaQ==",
       "dev": true,
       "requires": {
         "dateformat": "~3.0.3",