diff --git a/base.yml b/base.yml
index 18352d4f..4bf65e7d 100755
--- a/base.yml
+++ b/base.yml
@@ -3,9 +3,11 @@
 # Set variable adm_iface for all servers
 - hosts: server
   tasks:
-    - shell: grep adm /sys/class/net/*/ifalias | sed "s|/sys/class/net/||" | sed "s|/ifalias:.*||"
+    - name: Register adm interface in adm_iface variable
+      shell: set -o pipefail && grep adm /sys/class/net/*/ifalias | sed "s|/sys/class/net/||" | sed "s|/ifalias:.*||"
       register: adm_iface
       check_mode: no
+      changed_when: True
 
 # Common CRANS configuration for all servers
 - hosts: server