diff --git a/bzz/bzzup/bzzup.sh b/bzz/bzzup/bzzup.sh
index fd1e03d31a..52d07207e1 100755
--- a/bzz/bzzup/bzzup.sh
+++ b/bzz/bzzup/bzzup.sh
@@ -2,11 +2,21 @@
 
 INDEX='index.html'
 
+delimiter='{"entries":[{'
+
+if [ -f "$1" ]; then
+hash=`wget -q -O- --post-file="$1" http://localhost:8500/raw`
+mime=`file --mime-type -b "$1"`
+wget -q -O- --post-data="$delimiter\"hash\":\"$hash\",\"contentType\":\"$mime\"}]}" http://localhost:8500/raw
+echo
+
+else
+
+[ -d "$1" ] || exit -1
+
 bzzroot="$1"
 [ "_$1" = _ ] && bzzroot=.
 
-delimiter='{"entries":[{'
-
 pushd "$bzzroot" > /dev/null
 
 (for path in `find . -type f`
@@ -15,14 +25,14 @@ name=`echo "$path" | cut -c2-`
 [ _`basename "$name"` = "_$INDEX" ] && name=`dirname "$name"`
 echo -n "$delimiter"
 hash=`wget -q -O- --post-file="$path" http://localhost:8500/raw`
-mime=`mimetype -b "$path"`
+mime=`file --mime-type -b "$path"`
 echo -n "\"hash\":\"$hash\",\"path\":\"$name\",\"contentType\":\"$mime\""
 delimiter='},{'
 
 done
 echo -n '}]}') | wget -q -O- --post-data=`cat` http://localhost:8500/raw
-
 echo
 
 popd > /dev/null
 
+fi