diff --git a/roles/etherpad/defaults/main.yml b/roles/etherpad/defaults/main.yml
index 7efffb7..3cb0fe9 100644
--- a/roles/etherpad/defaults/main.yml
+++ b/roles/etherpad/defaults/main.yml
@@ -3,9 +3,9 @@
 etherpad_id: 1
 etherpad_root_dir: /opt/etherpad_{{ etherpad_id }}
 etherpad_user: etherpad_{{ etherpad_id }}
-etherpad_version: 1.8.0
+etherpad_version: 1.8.3
 etherpad_archive_url: https://github.com/ether/etherpad-lite/archive/{{ etherpad_version }}.tar.gz
-etherpad_archive_sha1: 4b7e49749adf63dc395ea8ed8e06f5e56c8fd2c2
+etherpad_archive_sha1: da5a703e21c5a386022780bacc351bfc5a8c0784
 etherpad_port: 9003
 etherpad_src_ip: []
 
diff --git a/roles/postgresql_server/templates/postgresql_create_dumps.sh.j2 b/roles/postgresql_server/templates/postgresql_create_dumps.sh.j2
index 5558818..2d5b48e 100644
--- a/roles/postgresql_server/templates/postgresql_create_dumps.sh.j2
+++ b/roles/postgresql_server/templates/postgresql_create_dumps.sh.j2
@@ -1,6 +1,4 @@
-#!/bin/sh
-
-set -e
+#!/bin/bash -e
 
 DEST=/home/lbkp/pgsql
 
diff --git a/roles/postgresql_server/templates/postgresql_delete_dumps.sh.j2 b/roles/postgresql_server/templates/postgresql_delete_dumps.sh.j2
index 0173d02..d3fac7a 100644
--- a/roles/postgresql_server/templates/postgresql_delete_dumps.sh.j2
+++ b/roles/postgresql_server/templates/postgresql_delete_dumps.sh.j2
@@ -1,6 +1,4 @@
-#!/bin/sh
-
-set -e
+#!/bin/bash -e
 
 {% if pg_remove_dump_after_backup %}
 rm -f /home/lbkp/pgsql/*.sql*