diff --git a/qcd_function b/qcd_function
index c707354..d6e8722 100644
--- a/qcd_function
+++ b/qcd_function
@@ -21,7 +21,7 @@ function qcd() {
     local opt
     local case
     
-    while getopts aiLl:hm opt
+    while getopts aiILl:hm opt
     do  case "$opt" in
         a)
             # Adding
@@ -37,6 +37,25 @@ function qcd() {
         i)
             case="-i"
         ;;
+        I)
+            echo "See ~/.bash_completion for possible duplicates"
+echo '
+have qcd &&
+_qcd()
+{
+        local cur
+        COMPREPLY=()
+        cur=${COMP_WORDS[COMP_CWORD]}
+        if [[ "$cur" == -* ]]; then
+            COMPREPLY=( $( compgen -W '-i -h -l -L -m ' -- $cur ) ) 
+            return 0
+        fi
+        COMPREPLY=( $( compgen -W "$( grep -h ^"$cur" ~/.qcd <( tac ~/.bash_cdhistory ) | cut -d: -f1 )" ) ) 
+}
+complete -F _qcd qcd
+' >> ~/.bash_completion
+            return
+        ;;
         L)
             echo ==History ~/.bash_cdhistory:
             cat ~/.bash_cdhistory
@@ -76,6 +95,7 @@ Keeps a history of folders visited in ~/.bash_cdhistory
   You may add the name of the path, but when omitted
   the basename will be used
  -i          Case insensitive search, must come first.
+ -I          Install autocompletion (use only once)
  -l [name]   Show the match, but do not change
  -L          Lists the paths
  -m          Maintain the list, deleting non-existing entries'
@@ -101,6 +121,7 @@ Keeps a history of folders visited in ~/.bash_cdhistory
 }
 
 
+
 function whenfilechanges() {
     [ -z "$1" ] && { echo 'Usage: whenfilechanges "file" "some" "command" 
       Follows the modification time of the "file" and runs the command