diff --git a/pkg.info b/pkg.info
index 1b3d6e8..f77798e 100644
--- a/pkg.info
+++ b/pkg.info
@@ -4,4 +4,5 @@ version: 5.2.21
 url: https://www.gnu.org/software/bash/
 license: GPL3-or-later
 architecture: any
+keep: etc/bashrc,etc/profile
 type: source
diff --git a/post_install.sh b/post_install.sh
new file mode 100644
index 0000000..12b31ac
--- /dev/null
+++ b/post_install.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+SHELL="/bin/bash"
+
+if ! grep "${SHELL}" "$BPM_ROOT"/etc/shells; then
+  echo "${SHELL}" | tee -a "$BPM_ROOT"/etc/shells
+fi
diff --git a/post_remove.sh b/post_remove.sh
new file mode 100644
index 0000000..e03dca7
--- /dev/null
+++ b/post_remove.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+
+SHELL="/bin/bash"
+
+if grep "${SHELL}" "$BPM_ROOT"/etc/shells; then
+  sed -i "s|${SHELL}|d" "$BPM_ROOT"/etc/shells
+fi