diff --git a/apps/peer_exchange_tester/peer_exchange_tester.nim b/apps/peer_exchange_tester/peer_exchange_tester.nim
index 84c662e35..95f761459 100644
--- a/apps/peer_exchange_tester/peer_exchange_tester.nim
+++ b/apps/peer_exchange_tester/peer_exchange_tester.nim
@@ -27,4 +27,4 @@ proc main() {.async.} =
   let wakuPx = WakuPeerExchange(peerManager: peerManager)
 
 when isMainModule:
-  waitFor main()
\ No newline at end of file
+  waitFor main()