diff --git a/bzz/bzzup/bzzup.sh b/bzz/bzzup/bzzup.sh
index 1593ff9b45..aaf6b15078 100755
--- a/bzz/bzzup/bzzup.sh
+++ b/bzz/bzzup/bzzup.sh
@@ -6,7 +6,7 @@ delimiter='{"entries":[{'
 
 if [ -f "$1" ]; then
 hash=`wget -q -O- --post-file="$1" http://localhost:8500/raw`
-mime=`mimetype -b "$1"`
+mime=`file --mime-type -b "$1"`
 wget -q -O- --post-data="$delimiter\"hash\":\"$hash\",\"contentType\":\"$mime\"}]}" http://localhost:8500/raw
 echo