diff --git a/home/prep b/home/prep
index b0c0f4a..bbe307c 100644
--- a/home/prep
+++ b/home/prep
@@ -1,5 +1,5 @@
 #!/usr/bin/env false
-# for ash, dash, bash, and zsh.
+# for busybox ash, dash, bash, and zsh.
 
 if [ -r /etc/msystem ]; then
     # avoid sourcing /etc/profile because forking cygwin processes is awful.
diff --git a/home/shrc b/home/shrc
index 7a781c0..9db9c94 100644
--- a/home/shrc
+++ b/home/shrc
@@ -1,5 +1,5 @@
 #!/usr/bin/env false
-# for ash, dash, bash, and zsh.
+# for busybox ash, dash, bash, and zsh.
 
 unset FANCY; _=: && [ -z $_ ] && FANCY=1 || FANCY=0 # detect zsh and bash
 if [ "$FANCY" = 0 ]; then . ~/.prep; fi # handle stuff like /etc/profile and $PATH
diff --git a/install b/install
index 722b9f4..6beb656 100755
--- a/install
+++ b/install
@@ -1,6 +1,5 @@
 #!/usr/bin/env sh
-# this script is compatible with following shells:
-# ash, dash, bash, zsh
+# for busybox ash, dash, bash, and zsh.
 
 VERBOSE="${VERBOSE-1}"