diff --git a/src/client/component/database.cpp b/src/client/component/database.cpp
index b7c5f97e..3a41546e 100644
--- a/src/client/component/database.cpp
+++ b/src/client/component/database.cpp
@@ -22,6 +22,7 @@ namespace database
 		{
 			std::unique_ptr<std::ifstream> stream;
 			uint64_t offset{};
+			std::string path;
 		};
 
 		std::unordered_map<game::DB_IFileSysFile*, bnet_file_handle_t> bnet_file_handles{};
@@ -159,6 +160,7 @@ namespace database
 
 				bnet_file_handle_t bnet_handle{};
 				bnet_handle.stream = std::move(stream);
+				bnet_handle.path = path;
 				bnet_file_handles[handle] = std::move(bnet_handle);
 				return handle;
 			}
@@ -376,6 +378,17 @@ namespace database
 		}
 	}
 
+	void close_fastfile_handles()
+	{
+		for (const auto& handle : bnet_file_handles)
+		{
+			if (handle.second.path.ends_with(".ff"))
+			{
+				handle.second.stream->close();
+			}
+		}
+	}
+
 	class component final : public component_interface
 	{
 	public:
diff --git a/src/client/component/database.hpp b/src/client/component/database.hpp
new file mode 100644
index 00000000..12c5af6a
--- /dev/null
+++ b/src/client/component/database.hpp
@@ -0,0 +1,6 @@
+#pragma once
+
+namespace database
+{
+	void close_fastfile_handles();
+}
diff --git a/src/client/component/updater.cpp b/src/client/component/updater.cpp
index 78b81eab..ed4cdf75 100644
--- a/src/client/component/updater.cpp
+++ b/src/client/component/updater.cpp
@@ -5,6 +5,8 @@
 #include "updater.hpp"
 #include "game/ui_scripting/execution.hpp"
 #include "console.hpp"
+#include "command.hpp"
+#include "database.hpp"
 
 #include "version.h"
 
@@ -403,6 +405,15 @@ namespace updater
 						});
 					}
 
+					std::string name_ = name;
+					if (name_.ends_with(".ff"))
+					{
+						update_data.access([](update_data_t& data_)
+						{
+							data_.restart_required = true;//
+						});
+					}
+
 #ifdef DEBUG
 					console::info("[Updater] need file %s\n", name);
 #endif
@@ -445,7 +456,14 @@ namespace updater
 
 		for (const auto& file : garbage_files)
 		{
-			std::filesystem::remove_all(file);
+			try
+			{
+				std::filesystem::remove_all(file);
+			}
+			catch (...)
+			{
+				console::error("Failed to delete %s\n", file.data());
+			}
 		}
 
 		scheduler::once([]()
@@ -487,6 +505,14 @@ namespace updater
 
 			for (const auto& download : downloads)
 			{
+				update_data.access([](update_data_t& data_)
+				{
+					if (data_.restart_required)
+					{
+						database::close_fastfile_handles();
+					}
+				});
+
 				if (!write_file(download.name, download.data))
 				{
 					set_update_download_status(true, false, ERR_WRITE_FAIL + download.name);