diff --git a/.bashrc b/.bashrc
index c8f502c..775692e 100755
--- a/.bashrc
+++ b/.bashrc
@@ -93,3 +93,8 @@ fi
 # dhelp browser
 export BROWSER=google-chrome
 
+# aliases
+alias ls='ls -F --color'
+alias l='ls -l'
+alias ll='ls -al'
+alias sc=screen