diff --git a/face-search-core/src/main/java/com/visual/face/search/core/domain/ImageMat.java b/face-search-core/src/main/java/com/visual/face/search/core/domain/ImageMat.java
index e61f2a8..2588dad 100644
--- a/face-search-core/src/main/java/com/visual/face/search/core/domain/ImageMat.java
+++ b/face-search-core/src/main/java/com/visual/face/search/core/domain/ImageMat.java
@@ -9,7 +9,6 @@ import org.opencv.dnn.Dnn;
 import org.opencv.highgui.HighGui;
 import org.opencv.imgcodecs.Imgcodecs;
 import org.opencv.imgproc.Imgproc;
-import sun.misc.BASE64Decoder;
 
 import javax.imageio.ImageIO;
 import java.awt.*;
@@ -20,6 +19,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.Serializable;
 import java.util.ArrayList;
+import java.util.Base64;
 
 /**
  * 图片加载工具
@@ -66,8 +66,11 @@ public class ImageMat implements Serializable {
     public static ImageMat fromBase64(String base64Str){
         InputStream inputStream = null;
         try {
-            BASE64Decoder decoder = new BASE64Decoder();
-            byte[] data = decoder.decodeBuffer(base64Str);
+            // 新版本JDK被移除，替换为Base64.Decoder
+            // BASE64Decoder decoder = new BASE64Decoder();
+            // byte[] data = decoder.decodeBuffer(base64Str);
+            Base64.Decoder decoder = Base64.getMimeDecoder();
+            byte[] data = decoder.decode(base64Str);
             inputStream = new ByteArrayInputStream(data);
             return fromInputStream(inputStream);
         }catch (Exception e){
diff --git a/face-search-core/src/main/java/com/visual/face/search/core/utils/MatUtil.java b/face-search-core/src/main/java/com/visual/face/search/core/utils/MatUtil.java
index 8757957..a43672d 100644
--- a/face-search-core/src/main/java/com/visual/face/search/core/utils/MatUtil.java
+++ b/face-search-core/src/main/java/com/visual/face/search/core/utils/MatUtil.java
@@ -1,10 +1,10 @@
 package com.visual.face.search.core.utils;
 
 import org.opencv.core.Mat;
-import sun.misc.BASE64Encoder;
 import javax.imageio.ImageIO;
 import java.awt.image.BufferedImage;
 import java.io.ByteArrayOutputStream;
+import java.util.Base64;
 import java.util.Objects;
 
 public class MatUtil {
@@ -42,8 +42,11 @@ public class MatUtil {
             byteArrayOutputStream = new ByteArrayOutputStream();
             ImageIO.write(matToBufferedImage(mat), "jpg", byteArrayOutputStream);
             byte[] bytes = byteArrayOutputStream.toByteArray();
-            BASE64Encoder encoder = new BASE64Encoder();
-            return encoder.encodeBuffer(Objects.requireNonNull(bytes));
+            // 新版本JDK被移除，替换为Base64.Encoder
+//            BASE64Encoder encoder = new BASE64Encoder();
+//            return encoder.encodeBuffer(Objects.requireNonNull(bytes));
+            Base64.Encoder encoder = Base64.getMimeEncoder();
+            return encoder.encodeToString(Objects.requireNonNull(bytes));
         }catch (Exception e){
             throw new RuntimeException(e);
         }finally {