diff --git a/tasks/main.yml b/tasks/main.yml
index bf16c8a..63a56df 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -22,7 +22,7 @@
     password: '{{ opdk_user_pass }}'
     method: POST
     status_code: 200
-    body_format: json
+    body_format: raw
     url: http://{{ public_mgmt_ip }}:{{ ms_ext_mgmt_port }}/v1/servers/{{ uuid }}
-    body: "{'reachable': '{{ reachable }}'}"
+    body: 'reachable={{ reachable }}'
   when: uuid is defined
\ No newline at end of file