docs: update

2 files changed, 12 insertions, 2 deletions

diff --git a/README.md b/README.md
index a6b9e2b..93e0b1a 100644
--- a/README.md
+++ b/README.md
@@ -46,6 +46,8 @@ Take a peek at the source code. I've done my best to explain the non-obvious and
 f() { fff "$@"; cd "$(< ~/.fff_d)"; }
 
 # Customization (temporary file to use)
+# Default: '${XDG_CACHE_HOME}/fff/fff.d'
+#          If not using XDG, '${HOME}/.cache/fff/fff.d' is used.
 export FFF_CD_FILE=~/.fff_d
 
 
@@ -123,9 +125,13 @@ export EDITOR="vim"
 export FFF_OPENER="xdg-open"
 
 # CD on exit helper file
+# Default: '${XDG_CACHE_HOME}/fff/fff.d'
+#          If not using XDG, '${HOME}/.cache/fff/fff.d' is used.
 export FFF_CD_FILE=~/.fff_d
 
 # Trash Directory
+# Default: '${XDG_CACHE_HOME}/fff/trash'
+#          If not using XDG, '${HOME}/.cache/fff/trash' is used.
 export FFF_TRASH=~/.cache/fff/trash
 ```
 
diff --git a/fff.1 b/fff.1
index 7419e4a..2171f73 100644
--- a/fff.1
+++ b/fff.1
@@ -78,9 +78,13 @@ export EDITOR="vim"
 export FFF_OPENER="xdg\-open"
 
 # CD on exit helper file
-export FFF_CD_FILE=~/\.fff_d
+# Default: '${XDG_CACHE_HOME}/fff/fff.d'
+#          If not using XDG, '${HOME}/.cache/fff/fff.d' is used.
+export FFF_CD_FILE=~/.fff_d
 
 # Trash Directory
-export FFF_TRASH=~/\.cache/fff/trash
+# Default: '${XDG_CACHE_HOME}/fff/trash'
+#          If not using XDG, '${HOME}/.cache/fff/trash' is used.
+export FFF_TRASH=~/.cache/fff/trash
 .
 .fi