diff --git a/pkg/metricstore/healthcheck.go b/pkg/metricstore/healthcheck.go
index 801a3ae1..59c84f79 100644
--- a/pkg/metricstore/healthcheck.go
+++ b/pkg/metricstore/healthcheck.go
@@ -243,6 +243,8 @@ func (m *MemoryStore) HealthCheck(cluster string,
 			continue
 		}
 
+		missingCount = len(missingList)
+		degradedCount = len(degradedList)
 		uniqueList := mergeList(missingList, degradedList)
 		healthyCount = len(expectedMetrics) - len(uniqueList)