diff --git a/encryption/des/des.go b/encryption/des/des.go
index 6dbaf60..99aa978 100644
--- a/encryption/des/des.go
+++ b/encryption/des/des.go
@@ -5,6 +5,7 @@ import (
 	"crypto/cipher"
 	"crypto/des"
 	"crypto/sha256"
+	"fmt"
 
 	"archgrid.xyz/ag/toolsbox/encryption"
 )
@@ -36,7 +37,7 @@ func Encrypt(data []byte, key []byte, padding encryption.PaddingMode, keyGenerat
 	keyBytes := append(keyGenerator, XorKeyGenerator)[0](key)
 	block, err := des.NewCipher(keyBytes[:])
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("创建加密单元失败，%w", err)
 	}
 
 	iv := keyBytes[:]
@@ -55,7 +56,7 @@ func Decrypt(data []byte, key []byte, padding encryption.PaddingMode, keyGenerat
 	keyBytes := append(keyGenerator, XorKeyGenerator)[0](key)
 	block, err := des.NewCipher(keyBytes[:])
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf("创建加密单元失败，%w", err)
 	}
 
 	iv := keyBytes[:]