diff --git a/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh b/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
index 2d30f2e..4dcebc8 100644
--- a/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
+++ b/kubernetes/common/cassandra/resources/config/docker-entrypoint.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 set -e
 
diff --git a/kubernetes/common/music/resources/config/startup.sh b/kubernetes/common/music/resources/config/startup.sh
index e3cee36..eb84b08 100755
--- a/kubernetes/common/music/resources/config/startup.sh
+++ b/kubernetes/common/music/resources/config/startup.sh
@@ -1,6 +1,6 @@
-#!/bin/bash
+#!/bin/sh
+
 {{/*
-#
 # ============LICENSE_START==========================================
 # org.onap.music
 # ===================================================================
diff --git a/kubernetes/common/timescaledb/resources/init/init-schema.sh b/kubernetes/common/timescaledb/resources/init/init-schema.sh
index ab83cff..9cc0f5f 100644
--- a/kubernetes/common/timescaledb/resources/init/init-schema.sh
+++ b/kubernetes/common/timescaledb/resources/init/init-schema.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 
 # ============LICENSE_START=======================================================
 #  Copyright (c) 2021 Bell Canada.