diff --git a/public/app/features/dashboard/state/DashboardMigrator.ts b/public/app/features/dashboard/state/DashboardMigrator.ts
index 9fdddbbf0db..e879b6d0841 100644
--- a/public/app/features/dashboard/state/DashboardMigrator.ts
+++ b/public/app/features/dashboard/state/DashboardMigrator.ts
@@ -1113,7 +1113,6 @@ function isCloudWatchQuery(target: DataQuery): target is CloudWatchMetricsQuery
     target.hasOwnProperty('dimensions') &&
     target.hasOwnProperty('namespace') &&
     target.hasOwnProperty('region') &&
-    target.hasOwnProperty('period') &&
     target.hasOwnProperty('metricName')
   );
 }