diff --git a/directory-layout.cabal b/directory-layout.cabal
--- a/directory-layout.cabal
+++ b/directory-layout.cabal
@@ -1,5 +1,5 @@
 name:          directory-layout
-version:       0.4.0.0
+version:       0.4.0.1
 synopsis:      Declare, construct and verify directory layout
 description:   Language to express directory layouts
 category:      System
diff --git a/src/System/Directory/Layout/Traverse.hs b/src/System/Directory/Layout/Traverse.hs
--- a/src/System/Directory/Layout/Traverse.hs
+++ b/src/System/Directory/Layout/Traverse.hs
@@ -54,11 +54,11 @@
 -- % tree
 -- .
 -- ├── baz
--- │   └── twey
+-- │   └── twey
 -- └── foo
 --     ├── bar
---     │   ├── quuz
---     │   └── tatata
+--     │   ├── quuz
+--     │   └── tatata
 --     └── quux
 -- @
 --
@@ -88,11 +88,11 @@
 -- % tree
 -- .
 -- ├── baz
--- │   └── twey
+-- │   └── twey
 -- └── foo
 --     ├── bar
---     │   ├── quuz
---     │   └── tatata
+--     │   ├── quuz
+--     │   └── tatata
 --     └── quux
 -- @
 --