diff --git a/roles/dd24_dyndns_cron/templates/dd24-dyndns.cron.j2 b/roles/dd24_dyndns_cron/templates/dd24-dyndns.cron.j2
index 8e01809..fb60772 100644
--- a/roles/dd24_dyndns_cron/templates/dd24-dyndns.cron.j2
+++ b/roles/dd24_dyndns_cron/templates/dd24-dyndns.cron.j2
@@ -1,6 +1,6 @@
 # /etc/cron.d/dd24-dyndns: Cron call to renew DynDNS entry
 
-SHELL=/bin/sh
+SHELL=/bin/bash
 PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
 
 */5 * * * * root curl --silent --show-error "https://dynamicdns.key-systems.net/update.php?hostname={{dyndns_domain}}&password={{dyndns_password}}&ip={{dyndns_ip}}" > /dev/null 2> >(/usr/bin/logger -p user.error -t dd24)
diff --git a/roles/desec_dyndns_cron/templates/desec-dyndns.cron.j2 b/roles/desec_dyndns_cron/templates/desec-dyndns.cron.j2
index 32bf8b6..2d2ca02 100644
--- a/roles/desec_dyndns_cron/templates/desec-dyndns.cron.j2
+++ b/roles/desec_dyndns_cron/templates/desec-dyndns.cron.j2
@@ -1,6 +1,6 @@
 # /etc/cron.d/desec-dyndns: Cron call to renew DynDNS entry
 
-SHELL=/bin/sh
+SHELL=/bin/bash
 PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
 
 */5 * * * * root curl --silent --show-error --user {{ dyndns_domain }}:{{ dyndns_token }} "https://update.dedyn.io/" > /dev/null 2> >(/usr/bin/logger -p user.error -t desec)