diff --git a/base/src/file_ex.cpp b/base/src/file_ex.cpp
index 897cc412c083f2bd33ebbeedb1a40751ebe004fd..7ad317c9ea35c2b0226f105c84974dd5562f9923 100644
--- a/base/src/file_ex.cpp
+++ b/base/src/file_ex.cpp
@@ -345,6 +345,7 @@ bool SaveBufferToFile(const string& filePath, const vector<char>& content, bool
     }
 
     file.write(&content[0], content.size());
+    file.flush();
     return true;
 }