From dc7881b9d2a71f27fbd7616e3fddf4413570ff9a Mon Sep 17 00:00:00 2001
From: Weixie Cui <cuiweixie@gmail.com>
Date: Fri, 24 Apr 2026 20:00:00 +0800
Subject: [PATCH] accounts/scwallet: truncate before write

---
 accounts/scwallet/hub.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/accounts/scwallet/hub.go b/accounts/scwallet/hub.go
index 1b1899dc8e..5a4b2eb37e 100644
--- a/accounts/scwallet/hub.go
+++ b/accounts/scwallet/hub.go
@@ -129,6 +129,9 @@ func (hub *Hub) writePairings() error {
 		return err
 	}
 
+	if err := pairingFile.Truncate(0); err != nil {
+		return err
+	}
 	if _, err := pairingFile.Write(pairingData); err != nil {
 		return err
 	}