diff --git a/package.json b/package.json
index ef161bd..872c9fb 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "rollup": "^3.2.3",
     "rollup-plugin-commonjs": "^9.2.1",
     "rollup-plugin-terser": "^5.0.0",
-    "should": "^9.0.0",
+    "should": "^13.2.3",
     "underscore": "^1.8.3",
     "vinyl-source-stream": "^1.1.0",
     "watchify": "^3.7.0",