diff --git a/.gitignore b/.gitignore
index daaefa1..f6c7874 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,6 +11,8 @@ application/logs/*
 application/config/config.php
 application/config/database.php
 
+backup/*
+
 user_guide_src/build/*
 user_guide_src/cilexer/build/*
 user_guide_src/cilexer/dist/*