diff --git a/src/main/java/com/ycwl/basic/image/watermark/operator/LeicaWatermarkOperator.java b/src/main/java/com/ycwl/basic/image/watermark/operator/LeicaWatermarkOperator.java
index 402ad7c..a1368df 100644
--- a/src/main/java/com/ycwl/basic/image/watermark/operator/LeicaWatermarkOperator.java
+++ b/src/main/java/com/ycwl/basic/image/watermark/operator/LeicaWatermarkOperator.java
@@ -151,7 +151,7 @@ public class LeicaWatermarkOperator implements IOperator {
             ImageWriteParam writeParam = writer.getDefaultWriteParam();
             if (writeParam.canWriteCompressed()) {
                 writeParam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
-                writeParam.setCompressionQuality(0.95f); // 设置写入质量为 95%
+                writeParam.setCompressionQuality(0.75f); // 设置写入质量为 75%
             }
             writer.write(null, new javax.imageio.IIOImage(newImage, null, null), writeParam);
         } catch (IOException e) {
diff --git a/src/main/java/com/ycwl/basic/image/watermark/operator/NormalWatermarkOperator.java b/src/main/java/com/ycwl/basic/image/watermark/operator/NormalWatermarkOperator.java
index 026eb85..6b53d75 100644
--- a/src/main/java/com/ycwl/basic/image/watermark/operator/NormalWatermarkOperator.java
+++ b/src/main/java/com/ycwl/basic/image/watermark/operator/NormalWatermarkOperator.java
@@ -127,7 +127,7 @@ public class NormalWatermarkOperator implements IOperator {
             ImageWriteParam writeParam = writer.getDefaultWriteParam();
             if (writeParam.canWriteCompressed()) {
                 writeParam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
-                writeParam.setCompressionQuality(0.95f); // 设置写入质量为 95%
+                writeParam.setCompressionQuality(0.75f); // 设置写入质量为 75%
             }
             writer.write(null, new javax.imageio.IIOImage(newImage, null, null), writeParam);
         } catch (IOException e) {