diff --git a/acto/checker/impl/health.py b/acto/checker/impl/health.py
index d0bbdeaf5..b86952782 100644
--- a/acto/checker/impl/health.py
+++ b/acto/checker/impl/health.py
@@ -57,7 +57,7 @@ def check(self, _: int, snapshot: Snapshot, __: Snapshot) -> OracleResult:
             if (daemonset['status']['desired_number_scheduled'] != daemonset['status'][
                 'number_ready']
                     or daemonset['status']['desired_number_scheduled'] != daemonset['status']['number_available']):
-                unhealthy_resources['daemonset'].append(
+                unhealthy_resources['daemon_set'].append(
                     '%s desired_number_scheduled [%s] number_ready [%s]' %
                     (daemonset['metadata']['name'],
                      daemonset['status']['desired_number_scheduled'],