diff --git a/src/main/java/com/peanut/modules/master/controller/UserContributionController.java b/src/main/java/com/peanut/modules/master/controller/UserContributionController.java
index 7b3612c1..d7ffaa4c 100644
--- a/src/main/java/com/peanut/modules/master/controller/UserContributionController.java
+++ b/src/main/java/com/peanut/modules/master/controller/UserContributionController.java
@@ -250,12 +250,14 @@ public class UserContributionController {
                 i++;
             }
             // 合并单元格
-            sheet.addMergedRegion(new CellRangeAddress(startI, i+1, 0, 0));
-            sheet.addMergedRegion(new CellRangeAddress(startI, i+1, 1, 1));
-            sheet.addMergedRegion(new CellRangeAddress(startI, i+1, 2, 2));
-            sheet.addMergedRegion(new CellRangeAddress(startI, i+1, 3, 3));
-            sheet.addMergedRegion(new CellRangeAddress(startI, i+1, 4, 4));
-            startI = i+2;
+            if(startI!=i-1){
+                sheet.addMergedRegion(new CellRangeAddress(startI, i-1, 0, 0));
+                sheet.addMergedRegion(new CellRangeAddress(startI, i-1, 1, 1));
+                sheet.addMergedRegion(new CellRangeAddress(startI, i-1, 2, 2));
+                sheet.addMergedRegion(new CellRangeAddress(startI, i-1, 3, 3));
+                sheet.addMergedRegion(new CellRangeAddress(startI, i-1, 4, 4));
+            }
+            startI = i;
             no++;
         }
         workbook.write(outputStream);