diff --git a/package.json b/package.json
index 4c08641..1ee0a18 100644
--- a/package.json
+++ b/package.json
@@ -46,15 +46,15 @@
   "dependencies": {
     "ansi-styles": "^2.0.1",
     "escape-string-regexp": "^1.0.2",
-    "has-ansi": "^1.0.3",
-    "strip-ansi": "^2.0.1",
-    "supports-color": "^1.3.0"
+    "has-ansi": "^2.0.0",
+    "strip-ansi": "^3.0.0",
+    "supports-color": "^2.0.0"
   },
   "devDependencies": {
     "coveralls": "^2.11.2",
     "matcha": "^0.6.0",
     "mocha": "*",
-    "nyc": "^2.1.4",
+    "nyc": "^3.0.0",
     "require-uncached": "^1.0.2",
     "resolve-from": "^1.0.0",
     "semver": "^4.3.3"