diff --git a/etc/kayobe/ansible/growroot.yml b/etc/kayobe/ansible/growroot.yml
index 333991aa0..4748ab75b 100644
--- a/etc/kayobe/ansible/growroot.yml
+++ b/etc/kayobe/ansible/growroot.yml
@@ -75,7 +75,7 @@
           vars:
             pv: "{{ pvs.stdout | from_json }}"
             disk_tmp: "{{ pv.report[0].pv[0].pv_name[:-1] }}"
-            disk: "{{ disk_tmp[:-1] if disk_tmp[-1] == 'p' and disk_tmp[:9] == '/dev/nvme' else disk_tmp }}"
+            disk: "{{ disk_tmp[:-1] if pv.report[0].pv[0].pv_name | regex_search('[a-z0-9]+[0-9]+p[0-9]+') else disk_tmp }}"
             part_num: "{{ pv.report[0].pv[0].pv_name[-1] }}"
           become: true
           failed_when: "growpart.rc != 0 and 'NOCHANGE' not in growpart.stdout"
diff --git a/releasenotes/notes/fixes-growroot-for-software-raid-3852bdea5415a0be.yaml b/releasenotes/notes/fixes-growroot-for-software-raid-3852bdea5415a0be.yaml
new file mode 100644
index 000000000..0f66c6934
--- /dev/null
+++ b/releasenotes/notes/fixes-growroot-for-software-raid-3852bdea5415a0be.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Fixes a regression when using ``growroot.yml`` and software raid where the
+    playbook would fail to identify the correct disk.