diff --git a/package.json b/package.json
index 07cb00fa5..abae4847d 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "grunt": "^0.4.5",
     "grunt-browserify": "^4.0.1",
     "grunt-concurrent": "^2.1.0",
-    "grunt-contrib-clean": "^0.7.0",
+    "grunt-contrib-clean": "^1.0.0",
     "grunt-contrib-copy": "0.8.2",
     "grunt-contrib-watch": "^0.6.1",
     "grunt-express-server": "^0.5.1",
@@ -58,8 +58,8 @@
     "segfault-handler": "^1.0.0",
     "time-grunt": "^1.2.1",
     "ursa": "^0.9.1",
-    "validator": "^4.3.0",
-    "webtorrent": "^0.73.0",
+    "validator": "^5.0.0",
+    "webtorrent": "^0.78.1",
     "winston": "^2.1.1",
     "ws": "^1.0.1"
   },