diff --git a/backend/internal/bootstrap/router_bootstrap.go b/backend/internal/bootstrap/router_bootstrap.go
index 76abff3c..2e362475 100644
--- a/backend/internal/bootstrap/router_bootstrap.go
+++ b/backend/internal/bootstrap/router_bootstrap.go
@@ -119,6 +119,7 @@ func initRouterInternal(db *gorm.DB, svc *services) (utils.Service, error) {
 	if common.EnvConfig.UnixSocket != "" {
 		network = "unix"
 		addr = common.EnvConfig.UnixSocket
+		os.Remove(addr) // remove dangling the socket file to avoid file-exist error
 	}
 
 	listener, err := net.Listen(network, addr) //nolint:noctx