diff --git a/app/scanner/dialog_export.cpp b/app/scanner/dialog_export.cpp
index 403c81f2..9c1908ba 100644
--- a/app/scanner/dialog_export.cpp
+++ b/app/scanner/dialog_export.cpp
@@ -540,7 +540,7 @@ void Dialog_Export::makeSaveIndexs()
                     }
                     else
                     {
-                        m_saveIndexs.push_back(num1);
+                        m_saveIndexs.push_back(num1 - 1);
                     }
                 }
                 else
@@ -557,7 +557,7 @@ void Dialog_Export::makeSaveIndexs()
                     {
                         for (int k = num1; k <= num2; ++k)
                         {
-                            m_saveIndexs.push_back(k);
+                            m_saveIndexs.push_back(k - 1);
                         }
                     }
                 }
diff --git a/app/scanner/mainwindow.cpp b/app/scanner/mainwindow.cpp
index 07c0c63b..689c3518 100644
--- a/app/scanner/mainwindow.cpp
+++ b/app/scanner/mainwindow.cpp
@@ -2138,7 +2138,7 @@ void MainWindow::on_act_Export_triggered()
         for (size_t i = 0; i < saveIndexs.size(); ++i)
         {
             QString fileName;
-            m_thumb->getItemFileName(saveIndexs[i] - 1, fileName);
+            m_thumb->getItemFileName(saveIndexs[i], fileName);
             srcFiles.append(fileName);
 
             if(!judgeDiskSpace(fileName))