diff --git a/package.json b/package.json
index d3b590e..defbb04 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,6 @@
     "author": "Kornel Lesiński <kornel@geekhood.net> (https://kornel.ski/)",
     "license": "BSD-2-Clause",
     "devDependencies": {
-        "mocha": "^5.1.0"
+        "mocha": "^10.0"
     }
 }