diff --git a/README.md b/README.md
index ee449b9..3eea060 100644
--- a/README.md
+++ b/README.md
@@ -9,4 +9,12 @@ tmux-sessionizer [<partial name of session>]
 if you execute tmux-sessionizer without any parameters it will assume FZF and
 try to fuzzy find over a set of directories.
 
-TODO: waiting on that directory list to be dynamic :) (go a head make pr if you want)
+### Setup Directories
+At the path `$XDG_CONFIG_HOME/tmux-sessionizer/directories` you can define all
+the directories you want the script to look over.
+
+```
+~/
+~/personal
+~/personal/dev/env/.config
+```
diff --git a/tmux-sessionizer b/tmux-sessionizer
index fa1bec5..8fa4153 100755
--- a/tmux-sessionizer
+++ b/tmux-sessionizer
@@ -22,9 +22,7 @@ hydrate() {
 if [[ $# -eq 1 ]]; then
     selected=$1
 else
-    # If someone wants to make this extensible, i'll accept
-    # PR
-    selected=$(find ~/ ~/personal ~/personal/dev/env/.config -mindepth 1 -maxdepth 1 -type d | fzf)
+    selected=$(find $(eval echo $(xargs < "$XDG_CONFIG_HOME/tmux-sessionizer/directories")) -mindepth 1 -maxdepth 1 -type d | fzf)
 fi
 
 if [[ -z $selected ]]; then