diff --git a/p2p/simulations/adapters/inproc.go b/p2p/simulations/adapters/inproc.go
index e11f5173d50e..b0fdf49b9847 100644
--- a/p2p/simulations/adapters/inproc.go
+++ b/p2p/simulations/adapters/inproc.go
@@ -353,8 +353,7 @@ func (sn *SimNode) NodeInfo() *p2p.NodeInfo {
 }
 
 func setSocketBuffer(conn net.Conn, socketReadBuffer int, socketWriteBuffer int) error {
-	switch v := conn.(type) {
-	case *net.UnixConn:
+	if v, ok := conn.(*net.UnixConn); ok {
 		err := v.SetReadBuffer(socketReadBuffer)
 		if err != nil {
 			return err
@@ -363,7 +362,6 @@ func setSocketBuffer(conn net.Conn, socketReadBuffer int, socketWriteBuffer int)
 		if err != nil {
 			return err
 		}
-	default:
-		return nil
 	}
+	return nil
 }