diff --git a/package.json b/package.json
index b474e30..d0e5964 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "dist/"
   ],
   "dependencies": {
-    "argparse": "~1.0.3",
+    "argparse": "^1.0.7",
     "entities": "~1.1.1",
     "linkify-it": "~1.2.0",
     "mdurl": "~1.0.1",
@@ -34,21 +34,21 @@
   "devDependencies": {
     "ansi": "~0.3.0",
     "autolinker": "^0.18.1",
-    "autoprefixer-stylus": "~0.8.1",
-    "benchmark": "~1.0.0",
+    "autoprefixer-stylus": "~0.9.2",
+    "benchmark": "~2.1.0",
     "browserify": "*",
     "chai": "^3.4.1",
-    "commonmark": "~0.23.0",
-    "coveralls": "~2.11.6",
+    "commonmark": "~0.25.0",
+    "coveralls": "~2.11.9",
     "eslint": "0.24.0",
     "eslint-plugin-nodeca": "^1.0.0",
-    "highlight.js": "^9.1.0",
+    "highlight.js": "^9.2.0",
     "istanbul": "*",
     "jade": "~1.11.0",
     "markdown-it-abbr": "^1.0.2",
     "markdown-it-container": "^2.0.0",
     "markdown-it-deflist": "^2.0.0",
-    "markdown-it-emoji": "^1.0.0",
+    "markdown-it-emoji": "^1.1.1",
     "markdown-it-footnote": "^2.0.0",
     "markdown-it-for-inline": "~0.1.0",
     "markdown-it-ins": "^2.0.0",
@@ -59,7 +59,7 @@
     "marked": "0.3.5",
     "mocha": "*",
     "ndoc": "^4.0.0",
-    "stylus": "~0.53.0",
+    "stylus": "~0.54.2",
     "uglify-js": "*"
   }
 }