diff --git a/src/ai/search.cpp b/src/ai/search.cpp
index 4e6e1128..71534133 100644
--- a/src/ai/search.cpp
+++ b/src/ai/search.cpp
@@ -257,7 +257,7 @@ void MillGameAi_ab::deleteTree(Node *node)
 #endif  
 }
 
-void MillGameAi_ab::setPosition(const Game &game)
+void MillGameAi_ab::setGame(const Game &game)
 {
     // 如果规则改变，重建hashmap
     if (strcmp(this->position_.currentRule.name, game.currentRule.name) != 0) {
diff --git a/src/ai/search.h b/src/ai/search.h
index 36be057f..e4580720 100644
--- a/src/ai/search.h
+++ b/src/ai/search.h
@@ -97,7 +97,7 @@ public:
     MillGameAi_ab();
     ~MillGameAi_ab();
 
-    void setPosition(const Game &game);
+    void setGame(const Game &game);
 
     void quit()
     {
diff --git a/src/base/thread.cpp b/src/base/thread.cpp
index cbc5e8fd..a9707bb1 100644
--- a/src/base/thread.cpp
+++ b/src/base/thread.cpp
@@ -66,7 +66,7 @@ void AiThread::setAi(const Game &game)
     mutex.lock();
 
     this->position_ = &game;
-    ai_ab.setPosition(*(this->position_));
+    ai_ab.setGame(*(this->position_));
 
 #ifdef TRANSPOSITION_TABLE_ENABLE
     // 新下一盘前清除哈希表 (注意可能同时存在每步之前清除)
@@ -82,7 +82,7 @@ void AiThread::setAi(const Game &game, depth_t depth, int time)
 {
     mutex.lock();
     this->position_ = &game;
-    ai_ab.setPosition(game);
+    ai_ab.setGame(game);
     aiDepth = depth;
     aiTime = time;
     mutex.unlock();
@@ -116,7 +116,7 @@ void AiThread::run()
             continue;
         }
 
-        ai_ab.setPosition(*position_);
+        ai_ab.setGame(*position_);
         emit calcStarted();
         mutex.unlock();