diff --git a/packages/tests/tests/peer-cache/peer_cache.spec.ts b/packages/tests/tests/peer-cache/peer_cache.spec.ts
index 4cf7e5d0ba..2c20ab2500 100644
--- a/packages/tests/tests/peer-cache/peer_cache.spec.ts
+++ b/packages/tests/tests/peer-cache/peer_cache.spec.ts
@@ -98,8 +98,7 @@ describe("Peer Cache Discovery", function () {
     const discoveredPeers = new Set<string>();
     await new Promise<void>((resolve) => {
       waku.libp2p.addEventListener("peer:identify", (evt) => {
-        const peerId = evt.detail.peerId.toString();
-        discoveredPeers.add(peerId);
+        discoveredPeers.add(evt.detail.peerId.toString());
 
         if (discoveredPeers.has(peerId1) && discoveredPeers.has(peerId2)) {
           resolve();
@@ -130,8 +129,7 @@ describe("Peer Cache Discovery", function () {
 
     await new Promise<void>((resolve) => {
       waku.libp2p.addEventListener("peer:identify", (evt) => {
-        const peerId = evt.detail.peerId.toString();
-        discoveredPeers.add(peerId);
+        discoveredPeers.add(evt.detail.peerId.toString());
 
         if (discoveredPeers.has(targetPeerId)) {
           resolve();