diff --git a/library/mt_dhcp_server.py b/library/mt_dhcp_server.py
index a28eaa2..688650f 100644
--- a/library/mt_dhcp_server.py
+++ b/library/mt_dhcp_server.py
@@ -71,7 +71,8 @@ def main():
                 choices   = ['present', 'absent'],
                 type      = 'str'
             ),
-        )
+        ),
+    supports_check_mode=True
     )
 
     idempotent_parameter = None
@@ -96,6 +97,7 @@ def main():
         desired_params   = params['settings'],
         idempotent_param = idempotent_parameter,
         api_path         = '/ip/' + str(params['parameter']),
+        check_mode       = module.check_mode,
 
     )