diff --git a/debian/changelog b/debian/changelog
index 7ebc0d4..b14641d 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -6,6 +6,7 @@ patroni (1.5.4-6) UNRELEASED; urgency=medium
   * debian/pg_createconfig_patroni: Determine Patroni API port dynamically and
     add @API_PORT@ substitution.
   * debian/config.yml.in: Replace API port by @API_PORT@.
+  * debian/tests/acceptance: Set shell to bash.
 
  -- Debian PostgreSQL Maintainers <team+postgresql@tracker.debian.org>  Mon, 04 Feb 2019 12:15:43 +0100
 
diff --git a/debian/tests/acceptance b/debian/tests/acceptance
index 6d931f6..879945c 100755
--- a/debian/tests/acceptance
+++ b/debian/tests/acceptance
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e