diff --git a/packages/peer-id/package.json b/packages/peer-id/package.json
index 7229d75107..53dedf850b 100644
--- a/packages/peer-id/package.json
+++ b/packages/peer-id/package.json
@@ -60,7 +60,8 @@
     "uint8arrays": "^5.1.0"
   },
   "devDependencies": {
-    "aegir": "^44.0.1"
+    "aegir": "^44.0.1",
+    "sinon": "^19.0.2"
   },
   "sideEffects": false
 }
diff --git a/packages/peer-id/test/index.spec.ts b/packages/peer-id/test/index.spec.ts
index 469eac7a99..b94506fbfd 100644
--- a/packages/peer-id/test/index.spec.ts
+++ b/packages/peer-id/test/index.spec.ts
@@ -4,6 +4,7 @@ import { expect } from 'aegir/chai'
 import { base58btc } from 'multiformats/bases/base58'
 import { CID } from 'multiformats/cid'
 import { identity } from 'multiformats/hashes/identity'
+import Sinon from 'sinon'
 import { fromString as uint8ArrayFromString } from 'uint8arrays/from-string'
 import { peerIdFromCID, peerIdFromMultihash, peerIdFromPrivateKey, peerIdFromString } from '../src/index.js'
 import type { KeyType, PeerId } from '@libp2p/interface'
@@ -99,6 +100,13 @@ describe('PeerId', () => {
 
         expect(peerId1).to.deep.equal(peerId2)
       })
+
+      it('should be matched by sinon', () => {
+        const stub = Sinon.stub()
+        stub(peerId)
+
+        expect(stub.calledWith(peerId)).to.be.true()
+      })
     })
   })