diff --git a/src/main/java/com/flagnote/note/utils/SecretUtils.java b/src/main/java/com/flagnote/note/utils/SecretUtils.java
index 6aa2cad..b97c32c 100644
--- a/src/main/java/com/flagnote/note/utils/SecretUtils.java
+++ b/src/main/java/com/flagnote/note/utils/SecretUtils.java
@@ -8,7 +8,7 @@ import cn.hutool.crypto.symmetric.AES;
 
 public class SecretUtils {
 
-	private static AES aes = new AES(Mode.ECB, Padding.ZeroPadding,
+	private static AES aes = new AES(Mode.ECB, Padding.PKCS5Padding,
 			new SecretKeySpec("b9t3pzbmybc66cba".getBytes(), "AES"));
 
 	public static byte[] encodeNote(byte[] text) {