diff --git a/roles/wazuh/ansible-wazuh-agent/defaults/main.yml b/roles/wazuh/ansible-wazuh-agent/defaults/main.yml
index 21f12684..c3da8e89 100644
--- a/roles/wazuh/ansible-wazuh-agent/defaults/main.yml
+++ b/roles/wazuh/ansible-wazuh-agent/defaults/main.yml
@@ -30,7 +30,7 @@ wazuh_winagent_config:
   revision: '1'
   repo: https://packages.wazuh.com/3.x/windows/
   md5: ee5b24216db472d291da4e14f0b3bc63
-  register_key: '{9903C258-FC1E-4886-B7DB-1535976EC1D5}'
+  register_key: 9903C258-FC1E-4886-B7DB-1535976EC1D5
 wazuh_agent_config:
   active_response:
     ar_disabled: 'no'