diff --git a/package.json b/package.json
index 7054997..3e4e12a 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "escape-string-regexp": "^1.0.2",
     "has-ansi": "^2.0.0",
     "strip-ansi": "^3.0.0",
-    "supports-color": "^2.0.0"
+    "supports-color": "^3.1.2"
   },
   "devDependencies": {
     "coveralls": "^2.11.2",
@@ -58,7 +58,7 @@
     "nyc": "^3.0.0",
     "require-uncached": "^1.0.2",
     "resolve-from": "^1.0.0",
-    "semver": "^4.3.3",
+    "semver": "^5.0.3",
     "xo": "*"
   },
   "xo": {