Argh?

Change-Id: I9cbd8e18f166914002a6a2a13fb1ca82f8d71d29
diff --git a/playbooks/sp-init.yaml b/playbooks/sp-init.yaml
index 8fd74e4..1076a83 100644
--- a/playbooks/sp-init.yaml
+++ b/playbooks/sp-init.yaml
@@ -21,7 +21,7 @@
   tasks:
     - name: sp-storprep
       shell:
-        cmd: /var/lib/storprep/bin/storprep -n lab-charmed-testing-storage -s lab-vlan400 -- {{ hostvars['tempest']['ansible_facts']['nodepool']['external_id'] }}
+        cmd: /var/lib/storprep/bin/storprep -n lab-charmed-testing-storage -s lab-vlan400 -- {{ hostvars['tempest']['nodepool']['external_id'] }}
 
 - hosts: all
   tasks: