diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..ad7c178
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,26 @@
+{
+  "name": "openbadge",
+  "version": "1.0.4",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "lodash": {
+      "version": "4.17.15",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.15.tgz",
+      "integrity": "sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A=="
+    },
+    "opentype.js": {
+      "version": "0.6.9",
+      "resolved": "https://registry.npmjs.org/opentype.js/-/opentype.js-0.6.9.tgz",
+      "integrity": "sha1-602yH/WKErLbeKZS16S/lgUlMIk=",
+      "requires": {
+        "tiny-inflate": "^1.0.2"
+      }
+    },
+    "tiny-inflate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/tiny-inflate/-/tiny-inflate-1.0.2.tgz",
+      "integrity": "sha1-k9nez/yIBb1X6uQxDwt0Xptvs6c="
+    }
+  }
+}
diff --git a/package.json b/package.json
index 4be4e55..f6c5d5b 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
   "author": "@lennymarkus",
   "license": "Apache-2.0",
   "dependencies": {
-    "lodash": "^3.10.1",
+    "lodash": "^4.17.15",
     "opentype.js": "^0.6.0"
   },
   "devDependencies": {},