diff --git a/lib/franc.js b/lib/franc.js
index 3fad3bb..b6c74cc 100644
--- a/lib/franc.js
+++ b/lib/franc.js
@@ -77,8 +77,8 @@ var MAX_DIFFERENCE = 300;
  *   > [[0, 20], [0, 1], [0, 5]].sort(sort);
  *   // [[0, 1], [0, 5], [0, 20]]
  *
- * @param {{1: number}} a
- * @param {{1: number}} b
+ * @param {Object} a
+ * @param {Object} b
  */
 function sort(a, b) {
     return a[1] - b[1];
diff --git a/package.json b/package.json
index 1105cf2..e557267 100644
--- a/package.json
+++ b/package.json
@@ -26,14 +26,14 @@
     "franc": "cli.js"
   },
   "devDependencies": {
-    "browserify": "^9.0.0",
-    "eslint": "^0.17.0",
+    "browserify": "^10.0.0",
+    "eslint": "^0.23.0",
     "esmangle": "^1.0.0",
     "iso-639-3": "^0.2.0",
     "istanbul": "^0.3.0",
     "jscs": "^1.0.0",
-    "jscs-jsdoc": "^0.4.0",
-    "markdown-table": "^0.3.0",
+    "jscs-jsdoc": "^1.0.0",
+    "markdown-table": "^0.4.0",
     "matcha": "^0.6.0",
     "mocha": "^2.0.0",
     "phantom": "^0.7.0",