diff --git a/file_rewriter b/file_rewriter
index 642e13c..c733cdf 100755
--- a/file_rewriter
+++ b/file_rewriter
@@ -9,11 +9,15 @@ export FILE_TMP_SUFFIX='file_rewriter'
 export TMP_DIR='.'
 export LOG_PATH='./file_rewriter.log'
 export VERBOSE=0
+export FIND_OPTIONS='-type f'
+
 while [ -n "$1" ]
 do
   case "$1" in
     -t) export TMP_DIR=$2
         shift ;;
+    -o) export FIND_OPTIONS="$FIND_OPTIONS $2"
+        shift ;;
     -v) export VERBOSE=1 ;;
     --) shift 
         break ;;
@@ -44,4 +48,4 @@ _rewrite_file () {
   return 0
 }
 export -f _rewrite_file
-find $1 -type f \( -print -exec bash -c '_rewrite_file "$0"' {} \; -o -quit \)
+find $1 $FIND_OPTIONS \( -print -exec bash -c '_rewrite_file "$0"' {} \; -o -quit \)