diff --git a/1.Base/1.Utilities/bashrc b/1.Base/1.Utilities/bashrc
index 2b7137a3bc9b371fcc13a8854a5c21942ecd822e..c36b93065f0292c2bdc8fb015e37ee7ff8494377 100644
--- a/1.Base/1.Utilities/bashrc
+++ b/1.Base/1.Utilities/bashrc
@@ -109,7 +109,8 @@ alias full-upgrade='sudo apt-get update && sudo apt-get dist-upgrade -y'
 alias aptud='sudo apt-get update'
 alias aptug='sudo apt-get upgrade'
 
-# python
+# files
+alias rmempty='find . -type d -empty -delete'
 alias rmpyc='find . -name *.pyc -type f -delete && find . -name __pycache__ -type d -delete'
 
 # send a file to the dir served by monitor on https