diff --git a/libsearch/index/batch-indexer.cpp b/libsearch/index/batch-indexer.cpp
index 60f8d08..d2d9bb9 100644
--- a/libsearch/index/batch-indexer.cpp
+++ b/libsearch/index/batch-indexer.cpp
@@ -200,7 +200,7 @@ void BatchIndexer::contentIndex()
 //    bool ocrEnable = FileIndexerConfig::getInstance()->isOCREnable();
     if(FileIndexerConfig::getInstance()->isOCREnable()) {
         qDebug() << "OCR enabled.";
-        suffixMap.insert(targetPhotographTypeMap);
+        suffixMap.INSERT(targetPhotographTypeMap);
     }
     if(m_mode == WorkMode::Rebuild) {
         contentDb.rebuild();
diff --git a/libsearch/index/compatible-define.h b/libsearch/index/compatible-define.h
index 749643d..6b74515 100644
--- a/libsearch/index/compatible-define.h
+++ b/libsearch/index/compatible-define.h
@@ -19,13 +19,19 @@
  */
 #ifndef COMPATIBLEDEFINE_H
 #define COMPATIBLEDEFINE_H
+#include <QtGlobal>
 
 #endif // COMPATIBLEDEFINE_H
 #if (QT_VERSION < QT_VERSION_CHECK(5, 14, 0))
 //T QAtomicInteger::load() const
 #define LOAD load()
+
+//QMap<Key, T> &QMap::unite(const QMap<Key, T> &other)
+#define INSERT(T) unite(T)
 #endif
 #if (QT_VERSION >= QT_VERSION_CHECK(5, 14, 0))
 //T QAtomicInteger::loadRelaxed() const
 #define LOAD loadRelaxed()
+//void QMap::insert(const QMap<Key, T> &map)
+#define INSERT(T) insert(T)
 #endif
diff --git a/libsearch/index/index-updater.cpp b/libsearch/index/index-updater.cpp
index 69d8766..e8632ba 100644
--- a/libsearch/index/index-updater.cpp
+++ b/libsearch/index/index-updater.cpp
@@ -25,6 +25,7 @@
 #include "file-content-indexer.h"
 #include "common.h"
 #include "file-utils.h"
+#include "compatible-define.h"
 using namespace UkuiSearch;
 IndexUpdater::IndexUpdater(const QVector<PendingFile>& files, QAtomicInt &stop)
     : m_cache(files),
@@ -62,7 +63,7 @@ void IndexUpdater::UpdateIndex()
         qDebug() << "===finish update basic index===";
     }
     if(FileIndexerConfig::getInstance()->isContentIndexEnable()) {
-        if(m_stop->loadRelaxed()) {
+        if(m_stop->LOAD) {
             qDebug() << "Index stopped, abort update content index.";
             return;
         }
@@ -75,7 +76,7 @@ void IndexUpdater::UpdateIndex()
         QMap<QString, bool> suffixMap = targetFileTypeMap;
         //ocr
         if(FileIndexerConfig::getInstance()->isOCREnable()) {
-            suffixMap.insert(targetPhotographTypeMap);
+            suffixMap.INSERT(targetPhotographTypeMap);
         }
         qDebug() << "===update content index===";
         int size = 0;
@@ -110,7 +111,7 @@ void IndexUpdater::UpdateIndex()
                 qDebug() << "30 finished.";
                 size = 0;
             }
-            if(m_stop->loadRelaxed()) {
+            if(m_stop->LOAD) {
                 qDebug() << "Index stopped, content index update interrupted";
                 m_cache.clear();
                 m_cache.shrink_to_fit();