diff --git a/package.json b/package.json
index e26cce4..9b84ceb 100644
--- a/package.json
+++ b/package.json
@@ -30,15 +30,15 @@
     "node": ">=0.10.20"
   },
   "devDependencies": {
-    "mocha": "~2.0.1",
+    "mocha": "^5.2.0",
     "ncp": "~1.0.1"
   },
   "dependencies": {
-    "aws-sdk": "~2.4.9",
+    "aws-sdk": "^2.343.0",
     "fd-slicer": "~1.0.0",
     "findit2": "~2.2.3",
     "graceful-fs": "~4.1.4",
-    "mime": "~1.2.11",
+    "mime": "^2.3.1",
     "mkdirp": "~0.5.0",
     "pend": "~1.2.0",
     "rimraf": "~2.2.8",