diff --git a/manifests/1.2.0/opensearch-dashboards-1.2.0.yml b/manifests/1.2.0/opensearch-dashboards-1.2.0.yml
index 5908910e4f..85059b8250 100644
--- a/manifests/1.2.0/opensearch-dashboards-1.2.0.yml
+++ b/manifests/1.2.0/opensearch-dashboards-1.2.0.yml
@@ -38,4 +38,3 @@ components:
   repository: https://github.com/opensearch-project/dashboards-visualizations.git
   working_directory: gantt-chart
   ref: "1.2"
-schema-version: '1.0'