diff --git a/etc/kayobe/ansible/rabbitmq-reset.yml b/etc/kayobe/ansible/rabbitmq-reset.yml
index 1d8d8cd1a0..957569cb39 100644
--- a/etc/kayobe/ansible/rabbitmq-reset.yml
+++ b/etc/kayobe/ansible/rabbitmq-reset.yml
@@ -12,7 +12,7 @@
       ansible.builtin.shell:
         cmd: >-
           set -o pipefail &&
-          systemctl -a | egrep 'kolla-(barbican|blazar|cinder|cloudkitty|designate|heat|ironic|keystone|magnum|manila|neutron|nova|octavia)' |
+          systemctl -a | grep -E 'kolla-(barbican|blazar|cinder|cloudkitty|designate|heat|ironic|keystone|magnum|manila|neutron|nova|octavia)' |
           awk '{ print $NF }' |
           xargs systemctl stop
         executable: "/bin/bash"
@@ -87,7 +87,7 @@
         cmd: >-
           set -o pipefail &&
           systemctl list-units --type=service --all --no-legend --plain |
-          egrep 'kolla-(barbican|blazar|cinder|cloudkitty|designate|heat|ironic|keystone|magnum|manila|neutron|nova|octavia)' |
+          grep -E 'kolla-(barbican|blazar|cinder|cloudkitty|designate|heat|ironic|keystone|magnum|manila|neutron|nova|octavia)' |
           awk '{ print $1 }' |
           xargs -r systemctl restart
         executable: "/bin/bash"
diff --git a/etc/kayobe/ansible/stop-openstack-services.yml b/etc/kayobe/ansible/stop-openstack-services.yml
index 1f34b6e909..4c71960780 100644
--- a/etc/kayobe/ansible/stop-openstack-services.yml
+++ b/etc/kayobe/ansible/stop-openstack-services.yml
@@ -29,4 +29,4 @@
         executable: "/bin/bash"
         cmd: >-
           set -o pipefail &&
-          systemctl -a | egrep 'kolla-({{ stop_service_list | join('|') }})' | awk '{ print $1 }' | xargs systemctl stop
+          systemctl -a | grep -E 'kolla-({{ stop_service_list | join('|') }})' | awk '{ print $1 }' | xargs systemctl stop
diff --git a/releasenotes/notes/remove-egrep-bf2184856b46532b.yaml b/releasenotes/notes/remove-egrep-bf2184856b46532b.yaml
new file mode 100644
index 0000000000..8bb6511fe6
--- /dev/null
+++ b/releasenotes/notes/remove-egrep-bf2184856b46532b.yaml
@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Removed ``egrep`` usage from scripts. Instances have been replaced with
+    ``grep -E``. This resolves the warning ``egrep: warning: egrep is
+    obsolescent; using grep -E``.