diff --git a/package.json b/package.json
index f930de8..08ec5c6 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
     "fs-plus": "^2.3.1",
     "fstream": "0.1.24",
     "guid": "0.0.10",
-    "less-cache": "0.17.0",
+    "less-cache": "0.24.0",
     "mixto": "^1",
     "mkdirp": "0.3.5",
     "nslog": "^1.0.1",
@@ -35,7 +35,7 @@
     "runas": "1.0.1",
     "scrollbar-style": "^1.0.2",
     "season": "^1.0.2",
-    "semver": "2.2.1",
+    "semver": "4.3.2",
     "serializable": "^1",
     "temp": "0.7.0",
     "underscore-plus": "^1.6.1",