diff --git a/package-lock.json b/package-lock.json
index a78750c..703f9b3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,9 +17,9 @@
       "dev": true
     },
     "@types/chance": {
-      "version": "0.7.35",
-      "resolved": "https://registry.npmjs.org/@types/chance/-/chance-0.7.35.tgz",
-      "integrity": "sha512-Z73eQbPSX99GNBbv2Zq3xAeG+2sTRIP0u0GNWnpl9sx19J4ATGE+MY952jIyGqu3x/+E7pVNQUd6WNx02jpuUA==",
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/@types/chance/-/chance-1.0.0.tgz",
+      "integrity": "sha512-RIiV+7xaadQlwbhImg8cywyCFzgiXhXYygSYmTJYOMCNDgq4TdcwJgnRC9rNWXjOvjiD5VmXxxKj7nMOmCnQvw==",
       "dev": true
     },
     "@types/form-data": {
diff --git a/package.json b/package.json
index ed6eb0a..ea80a78 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   "devDependencies": {
     "@types/aws-lambda": "^0.0.33",
     "@types/chai": "^4.0.4",
-    "@types/chance": "^0.7.35",
+    "@types/chance": "^1.0.0",
     "@types/mocha": "^2.2.44",
     "@types/node": "^9.3.0",
     "@types/request": "^2.0.8",