diff --git a/package-lock.json b/package-lock.json
index 8d01659..cce5eea 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
         "eslint": "^9.0.0",
         "mocha": "^11.7.4",
         "ovsx": "^0.10.6",
-        "sinon": "^21.0.0",
+        "sinon": "^21.0.1",
         "tsx": "^4.20.6",
         "typescript": "^5.9.3"
       },
@@ -1592,9 +1592,9 @@
       }
     },
     "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": {
@@ -1858,6 +1858,7 @@
       "integrity": "sha512-TGf22kon8KW+DeKaUmOibKWktRY8b2NSAZNdtWh798COm1NWx8+xJ6iFBtk3IvLdv6+LGLJLRlyhrhEDZWargQ==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@typescript-eslint/scope-manager": "8.45.0",
         "@typescript-eslint/types": "8.45.0",
@@ -2418,6 +2419,7 @@
       "integrity": "sha512-NZyJarBfL7nWwIq+FDL6Zp/yHEhePMNnnJ0y3qfieCrmNvYct8uvtiV41UvlSe6apAfk0fY1FbWx+NwfmpvtTg==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -3626,6 +3628,7 @@
       "integrity": "sha512-hB4FIzXovouYzwzECDcUkJ4OcfOEkXTv2zRY6B9bkwjx/cprAq0uvm1nl7zvQ0/TsUk0zQiN4uPfJpB9m+rPMQ==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@eslint-community/eslint-utils": "^4.8.0",
         "@eslint-community/regexpp": "^4.12.1",
@@ -6707,16 +6710,16 @@
       }
     },
     "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": {
@@ -6724,6 +6727,16 @@
         "url": "https://opencollective.com/sinon"
       }
     },
+    "node_modules/sinon/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==",
+      "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",
@@ -7379,6 +7392,7 @@
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "license": "Apache-2.0",
+      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
diff --git a/package.json b/package.json
index 5180fae..cb474e8 100644
--- a/package.json
+++ b/package.json
@@ -138,7 +138,7 @@
     "eslint": "^9.0.0",
     "mocha": "^11.7.4",
     "ovsx": "^0.10.6",
-    "sinon": "^21.0.0",
+    "sinon": "^21.0.1",
     "tsx": "^4.20.6",
     "typescript": "^5.9.3"
   }