diff --git a/package.json b/package.json
index 36d48dc0..0545f1bc 100644
--- a/package.json
+++ b/package.json
@@ -84,8 +84,8 @@
     "replace-in-file": "^7.0.2",
     "rollup": "^4.9.1",
     "rollup-plugin-copy": "^3.5.0",
-    "sinon": "^17.0.1",
-    "sinon-chai": "^3.7.0",
+    "sinon": "^18.0.0",
+    "sinon-chai": "^4.0.0",
     "webpack": "^5.89.0"
   }
 }