diff --git a/test-prepare-host.yml b/test-prepare-host.yml
index 66d806e9..3e0438aa 100644
--- a/test-prepare-host.yml
+++ b/test-prepare-host.yml
@@ -17,7 +17,7 @@
   hosts: localhost
   pre_tasks:
     - name: Clear iptables rules
-      shell: ./iptables-clear.sh
+      shell: "{{ playbook_dir }}/iptables-clear.sh"
     - name: Update apt cache
       apt:
         update_cache: yes