diff --git a/src/main/java/com/yexuejc/base/util/ImgUtil.java b/src/main/java/com/yexuejc/base/util/ImgUtil.java
index 7aa3dbc..48ed6ad 100644
--- a/src/main/java/com/yexuejc/base/util/ImgUtil.java
+++ b/src/main/java/com/yexuejc/base/util/ImgUtil.java
@@ -323,6 +323,33 @@ public class ImgUtil {
         return rs;
     }
 
+    /**
+     * base64转文件
+     *
+     * @param decode   baseByte
+     * @param fileName 文件名称（包含路径）
+     * @return 返回保存地址
+     */
+    public static String base64ToFile(byte[] decode, String fileName) {
+
+        FileOutputStream out = null;
+        try {
+            out = new FileOutputStream(fileName);
+            out.write(decode);
+        } catch (IOException ioe) {
+            ioe.printStackTrace();
+        } finally {
+            try {
+                if (out != null) {
+                    out.close();
+                }
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+        }
+        return fileName;
+    }
+
     public static class ImageInfo {
         /**
          * 图片大小