diff --git a/package-lock.json b/package-lock.json
index 5e78668..7d98c1f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,7 +34,7 @@
         "prebuild": "^13.0.1",
         "prettier": "^3.6.2",
         "semver": "^7.7.2",
-        "sinon": "^20.0.0",
+        "sinon": "^21.0.0",
         "sinon-chai": "^3.7.0",
         "source-map-support": "^0.5.21",
         "standard-version": "^9.5.0",
@@ -6831,9 +6831,9 @@
       ]
     },
     "node_modules/sinon": {
-      "version": "20.0.0",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-20.0.0.tgz",
-      "integrity": "sha512-+FXOAbdnj94AQIxH0w1v8gzNxkawVvNqE3jUzRLptR71Oykeu2RrQXXl/VQjKay+Qnh73fDt/oDfMo6xMeDQbQ==",
+      "version": "21.0.0",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-21.0.0.tgz",
+      "integrity": "sha512-TOgRcwFPbfGtpqvZw+hyqJDvqfapr1qUlOizROIk4bBLjlsjlB00Pg6wMFXNtJRpu+eCZuVOaLatG7M8105kAw==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
diff --git a/package.json b/package.json
index fe1afcf..9709377 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "prebuild": "^13.0.1",
     "prettier": "^3.6.2",
     "semver": "^7.7.2",
-    "sinon": "^20.0.0",
+    "sinon": "^21.0.0",
     "sinon-chai": "^3.7.0",
     "source-map-support": "^0.5.21",
     "standard-version": "^9.5.0",