diff --git a/playbook.yml b/playbook.yml
index 47f3e99..4a5a82d 100644
--- a/playbook.yml
+++ b/playbook.yml
@@ -42,7 +42,7 @@
       when: (fed_ppdtuned_swap is not defined) or ('tuned' not in ansible_facts.packages)
     - name: determine GPU device in drm subsystem
       shell:
-        cmd: grep -ls ^connected /sys/class/drm/*/status | grep -o card[0-9] | sort | uniq | tail -1
+        cmd: grep -ls ^connected /sys/class/drm/*/status | grep -o card[0-9] | sort | uniq | sort -h | tail -1
         executable: /bin/bash
       changed_when: false
       register: card
diff --git a/templates/amdgpu-clock.sh.j2 b/templates/amdgpu-clock.sh.j2
index 918eb5a..9be91f4 100644
--- a/templates/amdgpu-clock.sh.j2
+++ b/templates/amdgpu-clock.sh.j2
@@ -16,7 +16,7 @@
 
 {# done this way to avoid issues with the card number possibly shifting after playbook run #}
 # dynamically determine the connected GPU using the DRM subsystem
-CARD=$(/usr/bin/grep -ls ^connected /sys/class/drm/*/status | /usr/bin/grep -o 'card[0-9]' | /usr/bin/sort | /usr/bin/uniq | /usr/bin/tail -1)
+CARD=$(/usr/bin/grep -ls ^connected /sys/class/drm/*/status | /usr/bin/grep -o 'card[0-9]' | /usr/bin/sort | /usr/bin/uniq | /usr/bin/sort -h | /usr/bin/tail -1)
 
 {# begin the templated script for 'default' profiles to reset state #}
 {% if 'default' in item.0.key %}