diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 00000000..23927659
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,2426 @@
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+}
diff --git a/package.json b/package.json
index eeb01a72..4cc834d0 100644
--- a/package.json
+++ b/package.json
@@ -124,9 +124,9 @@
     "wordwrap": "^1.0.0"
   },
   "devDependencies": {
-    "coveralls": "2.x",
+    "coveralls": "^3.0.7",
     "jshint": "^2.8.0",
-    "nodeunit": "0.9.x",
+    "nodeunit": "^0.11.3",
     "requirejs": "2.x",
     "rimraf": "^2.4.3"
   }