diff --git a/bot/ingame.go b/bot/ingame.go
index 374eb54..afa2cbc 100644
--- a/bot/ingame.go
+++ b/bot/ingame.go
@@ -37,12 +37,12 @@ func (c *Client) HandleGame() error {
 			//Read packets
 			p, err := c.conn.ReadPacket()
 			if err != nil {
-				return fmt.Errorf("bot: read packet fail: %v", err)
+				return fmt.Errorf("bot: read packet fail: %w", err)
 			}
 			//handle packets
 			disconnect, err := c.handlePacket(p)
 			if err != nil {
-				return fmt.Errorf("handle packet 0x%X error: %v", p.ID, err)
+				return fmt.Errorf("handle packet 0x%X error: %w", p.ID, err)
 			}
 			if disconnect {
 				return nil
@@ -452,7 +452,7 @@ func handleChunkDataPacket(c *Client, p pk.Packet) error {
 	}
 	chunk, err := world.DecodeChunkColumn(int32(PrimaryBitMask), Data)
 	if err != nil {
-		return fmt.Errorf("decode chunk column fail: %v", err)
+		return fmt.Errorf("decode chunk column fail: %w", err)
 	}
 
 	c.Wd.LoadChunk(int(X), int(Z), chunk)
diff --git a/nbt/read.go b/nbt/read.go
index 251d83c..6b58e62 100644
--- a/nbt/read.go
+++ b/nbt/read.go
@@ -23,7 +23,7 @@ func (d *Decoder) Decode(v interface{}) error {
 	//start read NBT
 	tagType, tagName, err := d.readTag()
 	if err != nil {
-		return fmt.Errorf("nbt: %v", err)
+		return fmt.Errorf("nbt: %w", err)
 	}
 
 	if c := d.checkCompressed(tagType); c != "" {
@@ -32,7 +32,7 @@ func (d *Decoder) Decode(v interface{}) error {
 
 	err = d.unmarshal(val.Elem(), tagType, tagName)
 	if err != nil {
-		return fmt.Errorf("nbt: %v", err)
+		return fmt.Errorf("nbt: %w", err)
 	}
 	return nil
 }