diff --git a/x-pack/plugins/infra/public/alerting/common/components/alert_preview.tsx b/x-pack/plugins/infra/public/alerting/common/components/alert_preview.tsx
index 9d28ef71a5518f..877d047c941d46 100644
--- a/x-pack/plugins/infra/public/alerting/common/components/alert_preview.tsx
+++ b/x-pack/plugins/infra/public/alerting/common/components/alert_preview.tsx
@@ -186,9 +186,22 @@ export const AlertPreview: React.FC<Props> = (props) => {
               {showNoDataResults && previewResult.resultTotals.noData ? (
                 <FormattedMessage
                   id="xpack.infra.metrics.alertFlyout.alertPreviewNoDataResult"
-                  defaultMessage="There {noData, plural, one {was # result} other {were # results}} of no data."
+                  defaultMessage="There {boldedResultsNumber} of no data."
                   values={{
-                    noData: <strong>{previewResult.resultTotals.noData}</strong>,
+                    boldedResultsNumber: (
+                      <strong>
+                        {i18n.translate(
+                          'xpack.infra.metrics.alertFlyout.alertPreviewNoDataResultNumber',
+                          {
+                            defaultMessage:
+                              '{noData, plural, one {was # result} other {were # results}}',
+                            values: {
+                              noData: previewResult.resultTotals.noData,
+                            },
+                          }
+                        )}
+                      </strong>
+                    ),
                   }}
                 />
               ) : null}{' '}
diff --git a/x-pack/plugins/translations/translations/ja-JP.json b/x-pack/plugins/translations/translations/ja-JP.json
index 84bb55a7798d3e..7da554aed8adaa 100644
--- a/x-pack/plugins/translations/translations/ja-JP.json
+++ b/x-pack/plugins/translations/translations/ja-JP.json
@@ -8864,7 +8864,8 @@
     "xpack.infra.metrics.alertFlyout.alertPreviewErrorResult": "一部のデータを評価するときにエラーが発生しました。",
     "xpack.infra.metrics.alertFlyout.alertPreviewGroups": "{numberOfGroups} {groupName}",
     "xpack.infra.metrics.alertFlyout.alertPreviewGroupsAcross": "すべてを対象にする",
-    "xpack.infra.metrics.alertFlyout.alertPreviewNoDataResult": "データがない {noData}結果がありました。",
+    "xpack.infra.metrics.alertFlyout.alertPreviewNoDataResult": "データがない {boldedResultsNumber}結果がありました。",
+    "xpack.infra.metrics.alertFlyout.alertPreviewNoDataResultNumber": "{noData}",
     "xpack.infra.metrics.alertFlyout.alertPreviewResult": "このアラートは{firedTimes}回発生しました",
     "xpack.infra.metrics.alertFlyout.alertPreviewResultLookback": "過去{lookback}",
     "xpack.infra.metrics.alertFlyout.conditions": "条件",
diff --git a/x-pack/plugins/translations/translations/zh-CN.json b/x-pack/plugins/translations/translations/zh-CN.json
index 6633f1fd2d1f67..8b457dd2a5577e 100644
--- a/x-pack/plugins/translations/translations/zh-CN.json
+++ b/x-pack/plugins/translations/translations/zh-CN.json
@@ -8866,7 +8866,8 @@
     "xpack.infra.metrics.alertFlyout.alertPreviewErrorResult": "尝试评估部分数据时发生错误。",
     "xpack.infra.metrics.alertFlyout.alertPreviewGroups": "{numberOfGroups} 个{groupName}",
     "xpack.infra.metrics.alertFlyout.alertPreviewGroupsAcross": "在",
-    "xpack.infra.metrics.alertFlyout.alertPreviewNoDataResult": "存在 {noData} 个无数据结果。",
+    "xpack.infra.metrics.alertFlyout.alertPreviewNoDataResult": "存在 {boldedResultsNumber} 个无数据结果。",
+    "xpack.infra.metrics.alertFlyout.alertPreviewNoDataResultNumber": "{noData}",
     "xpack.infra.metrics.alertFlyout.alertPreviewResult": "此告警将发生 {firedTimes}",
     "xpack.infra.metrics.alertFlyout.alertPreviewResultLookback": "在过去 {lookback}。",
     "xpack.infra.metrics.alertFlyout.conditions": "条件",