diff --git a/demboyz/base/jsonfile.cpp b/demboyz/base/jsonfile.cpp
index a7a4b4b..442df5f 100644
--- a/demboyz/base/jsonfile.cpp
+++ b/demboyz/base/jsonfile.cpp
@@ -12,6 +12,11 @@ namespace base
     {
     }
 
+    JsonWriterFile::~JsonWriterFile()
+    {
+        Flush();
+    }
+
     FILE* JsonWriterFile::GetFp() const
     {
         return m_fp;
diff --git a/demboyz/base/jsonfile.h b/demboyz/base/jsonfile.h
index 5164bd9..10c9aca 100644
--- a/demboyz/base/jsonfile.h
+++ b/demboyz/base/jsonfile.h
@@ -13,6 +13,7 @@ namespace base
     {
     public:
         JsonWriterFile(FILE* fp, char* buffer, std::size_t length);
+        ~JsonWriterFile();
 
         FILE* GetFp() const;
         void Flush();