diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..f0c1ccd
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,1558 @@
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+}
diff --git a/package.json b/package.json
index b9f610f..03402f3 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "parse-filepath": "^1.0.2",
     "rsvp": "^4.7.0",
     "serve-static": "^1.13.2",
-    "shelljs": "^0.7.8"
+    "shelljs": "^0.8.4"
   },
   "devDependencies": {
     "mocha": "^4.0.1"