diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..6231a43
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,1106 @@
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+}
diff --git a/package.json b/package.json
index 67a6106..9e1c434 100644
--- a/package.json
+++ b/package.json
@@ -24,15 +24,15 @@
   "dependencies": {
     "bluebird": "^3.0.5",
     "express": "^4.13.3",
-    "oauth2-server": "3.0.0"
+    "oauth2-server": "^3.0.1"
   },
   "devDependencies": {
-    "body-parser": "^1.14.1",
-    "jshint": "^2.8.0",
-    "mocha": "^2.3.3",
-    "should": "^7.1.0",
-    "sinon": "^1.14.1",
-    "supertest": "^0.15.0"
+    "body-parser": "^1.18.3",
+    "jshint": "^2.10.1",
+    "mocha": "^5.2.0",
+    "should": "^13.2.3",
+    "sinon": "^7.2.3",
+    "supertest": "^3.4.2"
   },
   "engines": {
     "node": ">=0.11"
diff --git a/test/mocha.opts b/test/mocha.opts
index 7a74998..d635360 100644
--- a/test/mocha.opts
+++ b/test/mocha.opts
@@ -1,3 +1,4 @@
 --require should
 --ui bdd
 --reporter spec
+--exit