diff --git a/DEBIAN/config b/DEBIAN/config
new file mode 100755
index 0000000..a5a7bf9
--- /dev/null
+++ b/DEBIAN/config
@@ -0,0 +1,9 @@
+#!/bin/bash
+set -e
+
+. /usr/share/debconf/confmodule
+
+db_input high alice-auth/ldap-bind-password || true
+db_go
+
+exit 0
diff --git a/DEBIAN/postinst b/DEBIAN/postinst
new file mode 100755
index 0000000..f5c9296
--- /dev/null
+++ b/DEBIAN/postinst
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+set -e
+
+. /usr/share/debconf/confmodule
+
+db_get alice-auth/ldap-bind-password
+
+echo $RET
+
+sed -i "s/ldap_default_authtok =.*/ldap_default_authtok = $RET/" /etc/sssd/sssd.conf
diff --git a/DEBIAN/templates b/DEBIAN/templates
new file mode 100644
index 0000000..12a69b3
--- /dev/null
+++ b/DEBIAN/templates
@@ -0,0 +1,5 @@
+Template: alice-auth/ldap-bind-password
+Type: password
+Description: Digite a senha do LDAP.
+ Senha do user Alice.
+