diff --git a/files/FolderFlat b/files/FolderFlat
index 1b0b924..61a89e3 100755
--- a/files/FolderFlat
+++ b/files/FolderFlat
@@ -5,6 +5,7 @@ function help() {
     echo "Empty folders are removed"
     echo "   -f  to force action "
     echo "   -n  to move files as is, i.e. not include path names in new name "
+    echo "   -H  include hidden files/folders "
     echo "   -p C Replace path separator / with character C "
 }
 
@@ -13,33 +14,45 @@ function helpexit() {
     exit
 }
 
+function finder() {
+    if [[ "$FILTER" -eq 0 ]]; then
+      find .  -mindepth 2 -type f -path '*.*' -printf %P'\n'
+      return $?
+    fi
+    if [[ "$FILTER" -eq 1 ]]; then
+      find .  -mindepth 2 -not -path '*/\.*' -type f -printf %P'\n'
+      return $?
+    fi
+}
+
 function preview() {
   echo ""
-  for f in $( find . -mindepth 2 -type f -path '*.*' -printf %P'\n' | head ); do
+  for f in $( finder | head ); do
     [[ "$NO_PATH" = "1" ]] && {
       echo "$f => " .
     } || {
       echo "$f =>" "${f//\//$SEP}"
-    }  
-  done    
+    }
+  done
   echo "..."
 }
 
 function flat() {
   [[ "$FORCE" = "0" ]] && INTERACT="-i"
-  for f in $( find . -mindepth 2 -type f -path '*.*' -printf %P'\n' ); do
+  for f in $( finder ); do
     [[ "$NO_PATH" = "1" ]] && {
       mv -v $INTERACT "$f" .
     } || {
       mv -v $INTERACT "$f" "${f//\//$SEP}"
-    }  
+    }
   done
   find . -depth -type d -empty -delete
 }
 
 SEP="_"
 FORCE=0
-while getopts fhnp: opt
+FILTER=1
+while getopts fhHnp: opt
 do  case "$opt" in
     f)
         FORCE=1
@@ -47,6 +60,9 @@ do  case "$opt" in
     h)
         helpexit
     ;;
+    H)
+        FILTER=0
+    ;;
     n)
         NO_PATH=1
     ;;
@@ -60,6 +76,6 @@ IFS=$'\n'
     help
     preview
     echo "Are you sure? Break with ctrl-c"
-    read i   
+    read i
 }
 flat