diff --git a/package-lock.json b/package-lock.json
index f74b7c19..b4716341 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -35,7 +35,7 @@
         "nyc": "^15.1.0",
         "prettier": "^3.5.3",
         "rollup": "^4.40.1",
-        "sinon": "^18.0.0",
+        "sinon": "^21.0.0",
         "sinon-chai": "^3.7.0",
         "source-map-support": "^0.5.21",
         "tar": "^7.4.3",
@@ -1607,13 +1607,13 @@
       }
     },
     "node_modules/@sinonjs/fake-timers": {
-      "version": "11.2.2",
-      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-11.2.2.tgz",
-      "integrity": "sha512-G2piCSxQ7oWOxwGSAyFHfPIsyeJGXYtc6mFbnFA+kRXkiEnTl8c/8jul2S329iFBnDI9HGoeWWAZvuvOkZccgw==",
+      "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==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
-        "@sinonjs/commons": "^3.0.0"
+        "@sinonjs/commons": "^3.0.1"
       }
     },
     "node_modules/@sinonjs/samsam": {
@@ -1627,13 +1627,6 @@
         "type-detect": "^4.1.0"
       }
     },
-    "node_modules/@sinonjs/text-encoding": {
-      "version": "0.7.3",
-      "resolved": "https://registry.npmjs.org/@sinonjs/text-encoding/-/text-encoding-0.7.3.tgz",
-      "integrity": "sha512-DE427ROAphMQzU4ENbliGYrBSYPXF+TtLg9S8vzeA+OF4ZKzoDdzfL8sxuMUGS/lgRhM6j1URSk9ghf7Xo1tyA==",
-      "dev": true,
-      "license": "(Unlicense OR Apache-2.0)"
-    },
     "node_modules/@tsconfig/node10": {
       "version": "1.0.11",
       "resolved": "https://registry.npmjs.org/@tsconfig/node10/-/node10-1.0.11.tgz",
@@ -4389,13 +4382,6 @@
         "graceful-fs": "^4.1.6"
       }
     },
-    "node_modules/just-extend": {
-      "version": "6.2.0",
-      "resolved": "https://registry.npmjs.org/just-extend/-/just-extend-6.2.0.tgz",
-      "integrity": "sha512-cYofQu2Xpom82S6qD778jBDpwvvy39s1l/hrYij2u9AMdQcGRpaBu6kY4mVhuno5kJVi1DAz4aiphA2WI1/OAw==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/keyv": {
       "version": "4.5.4",
       "resolved": "https://registry.npmjs.org/keyv/-/keyv-4.5.4.tgz",
@@ -4975,30 +4961,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/nise": {
-      "version": "6.1.1",
-      "resolved": "https://registry.npmjs.org/nise/-/nise-6.1.1.tgz",
-      "integrity": "sha512-aMSAzLVY7LyeM60gvBS423nBmIPP+Wy7St7hsb+8/fc1HmeoHJfLO8CKse4u3BtOZvQLJghYPI2i/1WZrEj5/g==",
-      "dev": true,
-      "license": "BSD-3-Clause",
-      "dependencies": {
-        "@sinonjs/commons": "^3.0.1",
-        "@sinonjs/fake-timers": "^13.0.1",
-        "@sinonjs/text-encoding": "^0.7.3",
-        "just-extend": "^6.2.0",
-        "path-to-regexp": "^8.1.0"
-      }
-    },
-    "node_modules/nise/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==",
-      "dev": true,
-      "license": "BSD-3-Clause",
-      "dependencies": {
-        "@sinonjs/commons": "^3.0.1"
-      }
-    },
     "node_modules/node-domexception": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/node-domexception/-/node-domexception-1.0.0.tgz",
@@ -5525,16 +5487,6 @@
       "dev": true,
       "license": "ISC"
     },
-    "node_modules/path-to-regexp": {
-      "version": "8.2.0",
-      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-8.2.0.tgz",
-      "integrity": "sha512-TdrF7fW9Rphjq4RjrW0Kp2AW0Ahwu9sRGTkS6bvDi0SCwZlEZYmcfDbEsTz8RVk0EHIS/Vd1bv3JhG+1xZuAyQ==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=16"
-      }
-    },
     "node_modules/path-type": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/path-type/-/path-type-4.0.0.tgz",
@@ -6276,18 +6228,17 @@
       "license": "ISC"
     },
     "node_modules/sinon": {
-      "version": "18.0.1",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-18.0.1.tgz",
-      "integrity": "sha512-a2N2TDY1uGviajJ6r4D1CyRAkzE9NNVlYOV1wX5xQDuAk0ONgzgRl0EjCQuRCPxOwp13ghsMwt9Gdldujs39qw==",
+      "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": {
         "@sinonjs/commons": "^3.0.1",
-        "@sinonjs/fake-timers": "11.2.2",
-        "@sinonjs/samsam": "^8.0.0",
-        "diff": "^5.2.0",
-        "nise": "^6.0.0",
-        "supports-color": "^7"
+        "@sinonjs/fake-timers": "^13.0.5",
+        "@sinonjs/samsam": "^8.0.1",
+        "diff": "^7.0.0",
+        "supports-color": "^7.2.0"
       },
       "funding": {
         "type": "opencollective",
@@ -6305,6 +6256,16 @@
         "sinon": ">=4.0.0"
       }
     },
+    "node_modules/sinon/node_modules/diff": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-7.0.0.tgz",
+      "integrity": "sha512-PJWHUb1RFevKCwaFA9RlG5tCd+FO5iRh9A8HEtkmBH2Li03iJriB6m6JIN4rGz3K3JLawI7/veA1xzRKP6ISBw==",
+      "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 2d493e16..7a9816d9 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "nyc": "^15.1.0",
     "prettier": "^3.5.3",
     "rollup": "^4.40.1",
-    "sinon": "^18.0.0",
+    "sinon": "^21.0.0",
     "sinon-chai": "^3.7.0",
     "source-map-support": "^0.5.21",
     "tar": "^7.4.3",