diff --git a/roles/kubernetes/preinstall/tasks/0060-resolvconf.yml b/roles/kubernetes/preinstall/tasks/0060-resolvconf.yml
index 2759b53e1ff..0f16960a2cb 100644
--- a/roles/kubernetes/preinstall/tasks/0060-resolvconf.yml
+++ b/roles/kubernetes/preinstall/tasks/0060-resolvconf.yml
@@ -31,7 +31,7 @@
     backup: "{{ not resolvconf_stat.stat.islnk }}"
   with_nested:
     - "{{ [resolvconffile, base|default(''), head|default('')] | difference(['']) }}"
-    - [ 'search ', 'nameserver ', 'domain ', 'options ' ]
+    - [ 'search\s', 'nameserver\s', 'domain\s', 'options\s' ]
   notify: Preinstall | propagate resolvconf to k8s components
 
 - name: Remove search/domain/nameserver options after block
@@ -42,7 +42,7 @@
     backup: "{{ not resolvconf_stat.stat.islnk }}"
   with_nested:
     - "{{ [resolvconffile, base|default(''), head|default('')] | difference(['']) }}"
-    - [ 'search ', 'nameserver ', 'domain ', 'options ' ]
+    - [ 'search\s', 'nameserver\s', 'domain\s', 'options\s' ]
   notify: Preinstall | propagate resolvconf to k8s components
 
 - name: get temporary resolveconf cloud init file content