diff --git a/package.json b/package.json
index 7146e3a..14bd7bd 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
     "mime-types": "~1.0.0",
     "media-typer": "~0.2.0",
     "finished": "~1.2.0",
-    "co": "~3.0.2",
+    "co": "~3.1.0",
     "debug": "*",
     "fresh": "~0.2.1",
     "koa-compose": "~2.3.0",
@@ -38,7 +38,7 @@
     "dethroy": "~1.0.0",
     "error-inject": "~1.0.0",
     "vary": "~0.1.0",
-    "parseurl": "~1.1.3",
+    "parseurl": "~1.2.0",
     "only": "0.0.2"
   },
   "devDependencies": {