diff --git a/package-lock.json b/package-lock.json
index 08b8f88..903b8ba 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
         "@types/chai": "^5.2.2",
         "@types/chai-as-promised": "^8.0.2",
         "@types/mocha": "^10.0.10",
-        "@types/sinon": "^17.0.4",
+        "@types/sinon": "^21.0.0",
         "@typescript-eslint/eslint-plugin": "^8.46.0",
         "@typescript-eslint/parser": "^8.43.0",
         "c8": "^10.1.3",
@@ -35,7 +35,7 @@
         "lint-staged": "^16.2.0",
         "mocha": "^11.7.1",
         "prettier": "^3.6.2",
-        "sinon": "^21.0.0",
+        "sinon": "^21.0.1",
         "ts-essentials": "^10.1.1",
         "ts-loader": "^9.4.1",
         "ts-node": "^10.9.2",
@@ -1973,9 +1973,9 @@
       }
     },
     "node_modules/@sinonjs/fake-timers": {
-      "version": "13.0.5",
-      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-13.0.5.tgz",
-      "integrity": "sha512-36/hTbH2uaWuGVERyC6da9YwGWnzUZXuPro/F2LfsdOsLnCojz/iSH8MxUt/FD2S5XBSVPhmArFUXcpCQ2Hkiw==",
+      "version": "15.1.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-15.1.0.tgz",
+      "integrity": "sha512-cqfapCxwTGsrR80FEgOoPsTonoefMBY7dnUEbQ+GRcved0jvkJLzvX6F4WtN+HBqbPX/SiFsIRUp+IrCW/2I2w==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
@@ -2122,9 +2122,9 @@
       }
     },
     "node_modules/@types/sinon": {
-      "version": "17.0.4",
-      "resolved": "https://registry.npmjs.org/@types/sinon/-/sinon-17.0.4.tgz",
-      "integrity": "sha512-RHnIrhfPO3+tJT0s7cFaXGZvsL4bbR3/k7z3P312qMS4JaS2Tk+KiwiLx1S0rQ56ERj00u1/BtdyVd0FY+Pdew==",
+      "version": "21.0.0",
+      "resolved": "https://registry.npmjs.org/@types/sinon/-/sinon-21.0.0.tgz",
+      "integrity": "sha512-+oHKZ0lTI+WVLxx1IbJDNmReQaIsQJjN2e7UUrJHEeByG7bFeKJYsv1E75JxTQ9QKJDp21bAa/0W2Xo4srsDnw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -6383,16 +6383,16 @@
       }
     },
     "node_modules/sinon": {
-      "version": "21.0.0",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-21.0.0.tgz",
-      "integrity": "sha512-TOgRcwFPbfGtpqvZw+hyqJDvqfapr1qUlOizROIk4bBLjlsjlB00Pg6wMFXNtJRpu+eCZuVOaLatG7M8105kAw==",
+      "version": "21.0.1",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-21.0.1.tgz",
+      "integrity": "sha512-Z0NVCW45W8Mg5oC/27/+fCqIHFnW8kpkFOq0j9XJIev4Ld0mKmERaZv5DMLAb9fGCevjKwaEeIQz5+MBXfZcDw==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
         "@sinonjs/commons": "^3.0.1",
-        "@sinonjs/fake-timers": "^13.0.5",
-        "@sinonjs/samsam": "^8.0.1",
-        "diff": "^7.0.0",
+        "@sinonjs/fake-timers": "^15.1.0",
+        "@sinonjs/samsam": "^8.0.3",
+        "diff": "^8.0.2",
         "supports-color": "^7.2.0"
       },
       "funding": {
@@ -6400,6 +6400,16 @@
         "url": "https://opencollective.com/sinon"
       }
     },
+    "node_modules/sinon/node_modules/diff": {
+      "version": "8.0.3",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-8.0.3.tgz",
+      "integrity": "sha512-qejHi7bcSD4hQAZE0tNAawRK1ZtafHDmMTMkrrIGgSLl7hTnQHmKCeB45xAcbfTqK2zowkM3j3bHt/4b/ARbYQ==",
+      "dev": true,
+      "license": "BSD-3-Clause",
+      "engines": {
+        "node": ">=0.3.1"
+      }
+    },
     "node_modules/sinon/node_modules/supports-color": {
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
diff --git a/package.json b/package.json
index 63eb0c9..c171ffd 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "@types/chai": "^5.2.2",
     "@types/chai-as-promised": "^8.0.2",
     "@types/mocha": "^10.0.10",
-    "@types/sinon": "^17.0.4",
+    "@types/sinon": "^21.0.0",
     "@typescript-eslint/eslint-plugin": "^8.46.0",
     "@typescript-eslint/parser": "^8.43.0",
     "c8": "^10.1.3",
@@ -83,7 +83,7 @@
     "lint-staged": "^16.2.0",
     "mocha": "^11.7.1",
     "prettier": "^3.6.2",
-    "sinon": "^21.0.0",
+    "sinon": "^21.0.1",
     "ts-essentials": "^10.1.1",
     "ts-loader": "^9.4.1",
     "ts-node": "^10.9.2",