diff --git a/rpcs3/rpcs3qt/update_manager.cpp b/rpcs3/rpcs3qt/update_manager.cpp
index d2890e509f..15debc6d5b 100644
--- a/rpcs3/rpcs3qt/update_manager.cpp
+++ b/rpcs3/rpcs3qt/update_manager.cpp
@@ -387,12 +387,10 @@ bool update_manager::handle_rpcs3(const QByteArray& data, bool auto_accept)
 	const std::string orig_path = exe_dir + "rpcs3.exe";
 	const std::wstring wchar_orig_path = utf8_to_wchar(orig_path);
 
-	char temp_path[PATH_MAX];
+	wchar_t wide_temp_path[MAX_PATH + 1]{};
+	GetTempPathW(sizeof(wide_temp_path), wide_temp_path);
 
-	GetTempPathA(sizeof(temp_path) - 1, temp_path);
-	temp_path[PATH_MAX - 1] = 0;
-
-	std::string tmpfile_path = temp_path;
+	std::string tmpfile_path = wchar_to_utf8(wide_temp_path);
 	tmpfile_path += "\\rpcs3_update.7z";
 
 	fs::file tmpfile(tmpfile_path, fs::read + fs::write + fs::create + fs::trunc);