diff --git a/superset-frontend/src/views/CRUD/alert/AlertReportModal.tsx b/superset-frontend/src/views/CRUD/alert/AlertReportModal.tsx
index 7d58b97269022..416f47a4ab9f6 100644
--- a/superset-frontend/src/views/CRUD/alert/AlertReportModal.tsx
+++ b/superset-frontend/src/views/CRUD/alert/AlertReportModal.tsx
@@ -520,8 +520,7 @@ const AlertReportModal: FunctionComponent<AlertReportModalProps> = ({
     const data: any = {
       ...currentAlert,
       type: isReport ? 'Report' : 'Alert',
-      force_screenshot:
-        shouldEnableForceScreenshot || forceScreenshot ? 'true' : 'false',
+      force_screenshot: shouldEnableForceScreenshot || forceScreenshot,
       validator_type: conditionNotNull ? 'not null' : 'operator',
       validator_config_json: conditionNotNull
         ? {}