diff --git a/bash_aliases b/bash_aliases
index ce19ae5..54a3a63 100644
--- a/bash_aliases
+++ b/bash_aliases
@@ -14,8 +14,8 @@ function grepnr { grep -n -r "${@:1}" . --color=always | grep -v -e "Binär" -e
 function runs { ps -ef | grep $1 | grep -v grep; }
 function timestamptodate { date -d @$1; }
 function dush { pwd=$(pwd); cd "$1"; sudo du -csh --apparent-size ./* .[^.]* | grep -v "nicht gefunden" | sort -h; cd $pwd; }
+function upgrade { if command -v apt-fast; then hereapt="apt-fast"; else hereapt="apt"; fi; sudo $hereapt update && sudo $hereapt upgrade; }
 alias svim="sudo -E vim"
-alias upgrade='sudo apt-fast update && sudo apt-fast upgrade'
 alias aliases='vim ~/.bash_aliases; unalias -a && source ~/.bashrc; source ~/.bash_aliases'
 alias realias='unalias -a && source ~/.bashrc; source ~/.bash_aliases'
 alias rebash='unalias -a && source ~/.profile'