diff --git a/package.json b/package.json
index 1e6139f..183fafd 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "@web/test-runner": "^0.18",
     "eslint": "^8",
     "eslint-config-brightspace": "^1.0",
-    "sinon": "^17"
+    "sinon": "^18"
   },
   "version": "2.1.0",
   "files": [