docs: update

FossilOrigin-Name: e48b623c0620e96dab458fe5cff69cde90936262aef946ca2ac142f9b0b49a0c

2 files changed, 7 insertions, 1 deletions

diff --git a/README.md b/README.md
index 8ae1a5f..c3af25e 100644
--- a/README.md
+++ b/README.md
@@ -33,4 +33,10 @@ See: <https://getkiss.org/pages/package-system/>
 
 See: https://github.com/kisslinux/kiss-utils
 
+## Shell compatibility
 
+KISS is written in POSIX `sh` though each shell has its own set of quirks.Below are the currently known to work and tested shells (as `/bin/sh`).
+
+- `ash`
+- `dash`
+- `bash`
diff --git a/kiss b/kiss
index d9347dc..4e7c9a9 100755
--- a/kiss
+++ b/kiss
@@ -1,4 +1,4 @@
-#!/bin/sh -ef
+#!/bin/bash -ef
 #
 # This is a simple package manager written in POSIX 'sh' for use
 # in KISS Linux (https://getkiss.org).