diff --git a/cutname.sh b/cutname.sh
index 97f31f3..02ce171 100755
--- a/cutname.sh
+++ b/cutname.sh
@@ -5,8 +5,25 @@ set -x
 while (( "$#" ))
 do
 
-    mv ${1} ${1%%-*}
+    cd "${1%/*}" # gehe ins Verzeichnis
 
+    FILENAME=${1##*/} # Dateiname ist alles ab dem letzten '/'
+    echo "$FILENAME"
+
+    if ! [ -d ${FILENAME%%-*} ]; then
+
+        mv ${FILENAME} ${FILENAME%%-*}
+    else
+
+        number=1
+        while [ -d ${FILENAME%%-*}${number} ]
+        do
+            number=`expr ${number} + 1`
+        done
+        mv ${FILENAME} ${FILENAME%%-*}${number}
+    fi
+
+    cd -
     shift
 done