diff --git a/.README.md b/.README.md
index d26bee5..0e94bb7 100644
--- a/.README.md
+++ b/.README.md
@@ -632,7 +632,7 @@ Command|Description
 `ta [NAME]`|Attach to session by name. Default is `main`.
 `td`|Detach from session.
 `tl`|List all sessions.
-`tr [NAME]`|Rename session. Uses current dir name by default.
+`trn [NAME]`|Rename session. Uses current dir name by default.
 `tn [NAME]`|Name window. Uses current dir name by default.
 `tk [NAME]`|Kill session. Default is `main`.
 `tka`|Kill all sessions.
diff --git a/.config/bash/module/find.sh b/.config/bash/module/find.sh
new file mode 100644
index 0000000..35fe775
--- /dev/null
+++ b/.config/bash/module/find.sh
@@ -0,0 +1,6 @@
+# Find all file types recursively.
+find_types()
+{
+  local types=($(find -type f | sed "s/.*\.//"))
+  echo "${types[@]}" | tr ' ' '\n' | sort -u | tr '\n' ' '
+}
diff --git a/.config/bash/module/tmux.sh b/.config/bash/module/tmux.sh
index 0d22bc2..2c9f5bb 100644
--- a/.config/bash/module/tmux.sh
+++ b/.config/bash/module/tmux.sh
@@ -19,8 +19,8 @@ alias td="tmux detach-client"
 alias tl="tmux list-sessions"
 
 # Rename current session. Uses current dir name by default.
-# Usage: tr [NAME]
-tr()
+# Usage: trn [NAME]
+trn()
 {
   local name="${1}"