diff --git a/package-lock.json b/package-lock.json
index b3d9540..7bba01a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -29,7 +29,7 @@
       "devDependencies": {
         "@libp2p/logger": "^6.0.4",
         "@libp2p/peer-id": "^6.0.3",
-        "@types/sinon": "^17.0.3",
+        "@types/sinon": "^21.0.0",
         "aegir": "^47.0.22",
         "datastore-core": "^11.0.2",
         "p-event": "^7.0.0",
@@ -4803,9 +4803,9 @@
       "license": "MIT"
     },
     "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": {
diff --git a/package.json b/package.json
index 41b624f..7f49939 100644
--- a/package.json
+++ b/package.json
@@ -153,7 +153,7 @@
   "devDependencies": {
     "@libp2p/logger": "^6.0.4",
     "@libp2p/peer-id": "^6.0.3",
-    "@types/sinon": "^17.0.3",
+    "@types/sinon": "^21.0.0",
     "aegir": "^47.0.22",
     "datastore-core": "^11.0.2",
     "p-event": "^7.0.0",