diff --git a/package.json b/package.json
index c7bf30d..659171e 100644
--- a/package.json
+++ b/package.json
@@ -26,16 +26,16 @@
     "talisman": "^0.16.0"
   },
   "devDependencies": {
-    "chai": "^3.5.0",
-    "chai-as-promised": "^6.0.0",
-    "chalk": "^1.1.3",
-    "cli-autocomplete": "^0.4.0",
-    "coveralls": "^2.11.15",
-    "eslint": "^3.13.0",
-    "eslint-plugin-node": "^3.0.5",
+    "chai": "^4.2.0",
+    "chai-as-promised": "^7.1.1",
+    "chalk": "^2.4.1",
+    "cli-autocomplete": "^0.4.1",
+    "coveralls": "^3.0.2",
+    "eslint": "^5.6.1",
+    "eslint-plugin-node": "^7.0.1",
     "istanbul": "^0.4.5",
-    "mocha": "^3.2.0",
-    "regenerate": "^1.3.2",
-    "unicode-9.0.0": "^0.7.0"
+    "mocha": "^5.2.0",
+    "regenerate": "^1.4.0",
+    "unicode-9.0.0": "^0.7.5"
   }
 }