diff --git a/test/utils/ansible-playbook_integration_runner/ec2.yml b/test/utils/ansible-playbook_integration_runner/ec2.yml
index 59e15f0da1a..d4740d95708 100644
--- a/test/utils/ansible-playbook_integration_runner/ec2.yml
+++ b/test/utils/ansible-playbook_integration_runner/ec2.yml
@@ -30,7 +30,7 @@
 
 - name: Add hosts group temporary inventory group with pem path
   add_host:
-    name: "{{ item.1.platform }} {{ ec2.results[item.0]['instances'][0]['public_ip'] }}"
+    name: "{{ item.1.platform }}-{{ ec2.results[item.0]['instances'][0]['public_ip'] }}"
     groups: dynamic_hosts
     ansible_ssh_host: "{{ ec2.results[item.0]['instances'][0]['public_ip'] }}"
     ansible_ssh_private_key_file: '{{ pem_path }}'