diff --git a/package.json b/package.json
index 76b1340..231211e 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
   },
   "dependencies": {
     "body-parser": "^1.18.3",
-    "chalk": "1.1.1",
+    "chalk": "^2.4.1",
     "d3": "^5.7.0",
     "debug": "^4.1.0",
     "express": "^4.16.4",