diff --git a/etc/kayobe/ansible/smartmon-tools.yml b/etc/kayobe/ansible/smartmon-tools.yml
index 56888e0c7..00cdfa495 100644
--- a/etc/kayobe/ansible/smartmon-tools.yml
+++ b/etc/kayobe/ansible/smartmon-tools.yml
@@ -46,7 +46,7 @@
         user: root
         minute: "*/5"
         job: >-
-          /usr/local/bin/{{ item }}.sh >
+          umask 0022 && /usr/local/bin/{{ item }}.sh >
           /var/lib/docker/volumes/textfile/_data/{{ item }}.prom.temp &&
           mv -f /var/lib/docker/volumes/textfile/_data/{{ item }}.prom.temp /var/lib/docker/volumes/textfile/_data/{{ item }}.prom
       loop:
diff --git a/releasenotes/notes/fix-smart-metrics-permissions-8b1183de434fafcc.yaml b/releasenotes/notes/fix-smart-metrics-permissions-8b1183de434fafcc.yaml
new file mode 100644
index 000000000..16a241595
--- /dev/null
+++ b/releasenotes/notes/fix-smart-metrics-permissions-8b1183de434fafcc.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Fixes a permission issue with node exporter's textfile collector metrics
+    for SMART monitoring of disk drives.