diff --git a/package.json b/package.json
index 45721d3..61032d6 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "gulp-istanbul": "^0.10.2",
     "gulp-mocha": "^2.1.3",
     "rimraf": "^2.4.3",
-    "should": "^8.0.0"
+    "should": "^8.3.0"
   },
   "dependencies": {
     "unary-op-arbitrary-precision": "^1.0.0"