diff --git a/package-lock.json b/package-lock.json
index f1e6f5b..607c9d6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -31,7 +31,7 @@
         "eslint": "^9.39.2",
         "eslint-plugin-ava": "^15.1.0",
         "globals": "^17.3.0",
-        "sinon": "^21.0.1",
+        "sinon": "^21.0.3",
         "ts-node": "^10.9.2",
         "tsx": "^4.21.0",
         "typescript": "^5.9.3"
@@ -1140,9 +1140,9 @@
       }
     },
     "node_modules/@sinonjs/fake-timers": {
-      "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==",
+      "version": "15.1.1",
+      "resolved": "https://registry.npmjs.org/@sinonjs/fake-timers/-/fake-timers-15.1.1.tgz",
+      "integrity": "sha512-cO5W33JgAPbOh07tvZjUOJ7oWhtaqGHiZw+11DPbyqh2kHTBc3eF/CjJDeQ4205RLQsX6rxCuYOroFQwl7JDRw==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
@@ -1150,9 +1150,9 @@
       }
     },
     "node_modules/@sinonjs/samsam": {
-      "version": "8.0.3",
-      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-8.0.3.tgz",
-      "integrity": "sha512-hw6HbX+GyVZzmaYNh82Ecj1vdGZrqVIn/keDTg63IgAwiQPO+xCz99uG6Woqgb4tM0mUiFENKZ4cqd7IX94AXQ==",
+      "version": "9.0.3",
+      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-9.0.3.tgz",
+      "integrity": "sha512-ZgYY7Dc2RW+OUdnZ1DEHg00lhRt+9BjymPKHog4PRFzr1U3MbK57+djmscWyKxzO1qfunHqs4N45WWyKIFKpiQ==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
@@ -2794,9 +2794,9 @@
       }
     },
     "node_modules/diff": {
-      "version": "8.0.2",
-      "resolved": "https://registry.npmjs.org/diff/-/diff-8.0.2.tgz",
-      "integrity": "sha512-sSuxWU5j5SR9QQji/o2qMvqRNYRDOcBTgsJ/DeCf4iSN4gW+gNMXM7wFIP+fdXZxoNiAnHUTGjCr+TSWXdRDKg==",
+      "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": {
@@ -5913,16 +5913,16 @@
       }
     },
     "node_modules/sinon": {
-      "version": "21.0.1",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-21.0.1.tgz",
-      "integrity": "sha512-Z0NVCW45W8Mg5oC/27/+fCqIHFnW8kpkFOq0j9XJIev4Ld0mKmERaZv5DMLAb9fGCevjKwaEeIQz5+MBXfZcDw==",
+      "version": "21.0.3",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-21.0.3.tgz",
+      "integrity": "sha512-0x8TQFr8EjADhSME01u1ZK31yv2+bd6Z5NrBCHVM+n4qL1wFqbxftmeyi3bwlr49FbbzRfrqSFOpyHCOh/YmYA==",
       "dev": true,
       "license": "BSD-3-Clause",
       "dependencies": {
         "@sinonjs/commons": "^3.0.1",
-        "@sinonjs/fake-timers": "^15.1.0",
-        "@sinonjs/samsam": "^8.0.3",
-        "diff": "^8.0.2",
+        "@sinonjs/fake-timers": "^15.1.1",
+        "@sinonjs/samsam": "^9.0.3",
+        "diff": "^8.0.3",
         "supports-color": "^7.2.0"
       },
       "funding": {
diff --git a/package.json b/package.json
index 98ea7b2..8d4a4bd 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "eslint": "^9.39.2",
     "eslint-plugin-ava": "^15.1.0",
     "globals": "^17.3.0",
-    "sinon": "^21.0.1",
+    "sinon": "^21.0.3",
     "ts-node": "^10.9.2",
     "tsx": "^4.21.0",
     "typescript": "^5.9.3"