diff --git a/misc/quitcd/quitcd.bash_zsh b/misc/quitcd/quitcd.bash_zsh
index 76b9d402..f1d93f10 100644
--- a/misc/quitcd/quitcd.bash_zsh
+++ b/misc/quitcd/quitcd.bash_zsh
@@ -7,10 +7,10 @@ n ()
     fi
 
     # The behaviour is set to cd on quit (nnn checks if NNN_TMPFILE is set)
-    # To cd on quit only on ^G, either remove the "export" as in:
-    #    NNN_TMPFILE="${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"
-    #    (or, to a custom path: NNN_TMPFILE=/tmp/.lastd)
-    # or, export NNN_TMPFILE after nnn invocation
+    # If NNN_TMPFILE is set to a custom path, it must be exported for nnn to
+    # see. To cd on quit only on ^G, remove the "export" and make sure not to
+    # use a custom path, i.e. set NNN_TMPFILE *exactly* as follows:
+    #     NNN_TMPFILE="${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"
     export NNN_TMPFILE="${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"
 
     # Unmask ^Q (, ^V etc.) (if required, see `stty -a`) to Quit nnn
diff --git a/misc/quitcd/quitcd.csh b/misc/quitcd/quitcd.csh
index c1ca743b..5102e5af 100644
--- a/misc/quitcd/quitcd.csh
+++ b/misc/quitcd/quitcd.csh
@@ -1,8 +1,9 @@
 # NOTE: set NNN_TMPFILE correctly if you use 'XDG_CONFIG_HOME'
 
 # The behaviour is set to cd on quit (nnn checks if NNN_TMPFILE is set)
-# To cd on quit only on ^G, set NNN_TMPFILE after nnn invocation
-# A custom path can also be set e.g. set NNN_TMPFILE=/tmp/.lastd
+# If NNN_TMPFILE is set to a custom path, it must be exported for nnn to see.
+# To cd on quit only on ^G, set NNN_TMPFILE after the nnn invocation, and make
+# sure not to use a custom path.
 set NNN_TMPFILE=~/.config/nnn/.lastd
 
 # Unmask ^Q (, ^V etc.) (if required, see `stty -a`) to Quit nnn
diff --git a/misc/quitcd/quitcd.fish b/misc/quitcd/quitcd.fish
index 2e63395f..9f85fffc 100644
--- a/misc/quitcd/quitcd.fish
+++ b/misc/quitcd/quitcd.fish
@@ -12,10 +12,9 @@ function n --wraps nnn --description 'support nnn quit and change directory'
     end
 
     # The behaviour is set to cd on quit (nnn checks if NNN_TMPFILE is set)
-    # To cd on quit only on ^G, remove the "-x" as in:
-    #    set NNN_TMPFILE "$XDG_CONFIG_HOME/nnn/.lastd"
-    #    (or, to a custom path: set NNN_TMPFILE "/tmp/.lastd")
-    # or, export NNN_TMPFILE after nnn invocation
+    # If NNN_TMPFILE is set to a custom path, it must be exported for nnn to
+    # see. To cd on quit only on ^G, remove the "-x" from both lines below,
+    # without changing the paths.
     if test -n "$XDG_CONFIG_HOME"
         set -x NNN_TMPFILE "$XDG_CONFIG_HOME/nnn/.lastd"
     else