diff --git a/package.json b/package.json
index e3cdac21..95734898 100644
--- a/package.json
+++ b/package.json
@@ -77,7 +77,7 @@
     "mocha": "^11.0.1",
     "remark-cli": "^12.0.0",
     "remark-preset-lint-recommended": "^7.0.0",
-    "sinon": "^21.0.0",
+    "sinon": "^22.0.0",
     "source-map-support": "^0.5.21",
     "ts-node": "^10.9.2",
     "typescript": "^6.0.3"
diff --git a/yarn.lock b/yarn.lock
index 3c127de9..c72311bc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -303,12 +303,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@sinonjs/fake-timers@npm:^15.3.2":
-  version: 15.3.2
-  resolution: "@sinonjs/fake-timers@npm:15.3.2"
+"@sinonjs/fake-timers@npm:^15.4.0":
+  version: 15.4.0
+  resolution: "@sinonjs/fake-timers@npm:15.4.0"
   dependencies:
     "@sinonjs/commons": "npm:^3.0.1"
-  checksum: 10c0/fea39af47e70acf7f6b431b857dc5b50886e1a19d48189bc7f9cf90806a9fdfd4931c04343558724772d429c47fb53df640fc8c8d6ddf6ad66164bd7cbd3220a
+  checksum: 10c0/de4522afe0699fa8d3ae9d1715cbaa4b47e518c707bb7988a9ec6c7c67557d9f6df451f6be0338598b984a86f65aab9fab38dd9ce75a3c0ffb801a9500d5b10d
   languageName: node
   linkType: hard
 
@@ -1082,10 +1082,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"diff@npm:^8.0.4":
-  version: 8.0.4
-  resolution: "diff@npm:8.0.4"
-  checksum: 10c0/7ee5d03926db4039be7252ac3b0abaae1bd122a2ca971e5ca7270e444e36ff83dd906fad1a719740ca347e97ed5dc8f458a76a8391dbcd7aff363bdafb348a00
+"diff@npm:^9.0.0":
+  version: 9.0.0
+  resolution: "diff@npm:9.0.0"
+  checksum: 10c0/a971cc88f66071a33bd3942db2f51b57d484e9856265ae45cf44fb28ab2fde91f132d9c26d8be0fb6082d2be94d29e1295c1adb251b7461935d6a2dd304cd161
   languageName: node
   linkType: hard
 
@@ -2409,7 +2409,7 @@ __metadata:
     rate-limit-threshold: "npm:^0.2.0"
     remark-cli: "npm:^12.0.0"
     remark-preset-lint-recommended: "npm:^7.0.0"
-    sinon: "npm:^21.0.0"
+    sinon: "npm:^22.0.0"
     source-map-support: "npm:^0.5.21"
     spark-md5: "npm:^3.0.2"
     tough-cookie: "npm:^5.0.0"
@@ -3060,15 +3060,15 @@ __metadata:
   languageName: node
   linkType: hard
 
-"sinon@npm:^21.0.0":
-  version: 21.1.2
-  resolution: "sinon@npm:21.1.2"
+"sinon@npm:^22.0.0":
+  version: 22.0.0
+  resolution: "sinon@npm:22.0.0"
   dependencies:
     "@sinonjs/commons": "npm:^3.0.1"
-    "@sinonjs/fake-timers": "npm:^15.3.2"
+    "@sinonjs/fake-timers": "npm:^15.4.0"
     "@sinonjs/samsam": "npm:^10.0.2"
-    diff: "npm:^8.0.4"
-  checksum: 10c0/d33aaf68f9bd78ad32f68ace36b7437e1e1f93ea341c4c2fd814935b3bf6788169ebd6258c8bce195d3adb13198814f28048470d80fa239cf2ffbf50dfd3082b
+    diff: "npm:^9.0.0"
+  checksum: 10c0/66d087069330f30bbd3d32694bd60d8318491094a5400cedabd77c94ce79455972ec92aab5036c4bbb3ab186f42767a9109740b5af7e4cac17bb528899948523
   languageName: node
   linkType: hard