diff --git a/package.json b/package.json
index 941a9b6..fe74c51 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "jshint-stylish": "^2.2.0",
     "mocha": "*",
     "semantic-release": "^6.3.2",
-    "should": "*",
+    "should": ">=11.2.1",
     "validate-commit-msg": "^2.6.1"
   },
   "config": {