diff --git a/package.json b/package.json
index 879c74c7fe99f..f686da5ad4e92 100644
--- a/package.json
+++ b/package.json
@@ -126,7 +126,7 @@
     "@elastic/apm-rum": "5.17.0",
     "@elastic/apm-rum-core": "5.23.0",
     "@elastic/apm-rum-react": "2.0.6",
-    "@elastic/charts": "71.2.0",
+    "@elastic/charts": "71.3.0",
     "@elastic/datemath": "5.0.3",
     "@elastic/ebt": "1.4.1",
     "@elastic/ecs": "9.3.0",
diff --git a/src/platform/packages/shared/kbn-lens-common/visualizations/metric/types.ts b/src/platform/packages/shared/kbn-lens-common/visualizations/metric/types.ts
index 2ff2deb88d401..b7bfc2f51586e 100644
--- a/src/platform/packages/shared/kbn-lens-common/visualizations/metric/types.ts
+++ b/src/platform/packages/shared/kbn-lens-common/visualizations/metric/types.ts
@@ -30,6 +30,8 @@ export type SecondaryTrend =
       baselineValue: number | 'primary';
     };
 
+type TitleFontWeightString = Extract<TitleFontWeight, string>;
+
 export interface MetricVisualizationState {
   layerId: string;
   layerType: LensLayerType;
@@ -60,7 +62,7 @@ export interface MetricVisualizationState {
   primaryAlign?: MetricStyle['valueTextAlign'];
   iconAlign?: MetricStyle['iconAlign'];
   valueFontMode?: ValueFontMode;
-  titleWeight?: MetricStyle['titleWeight'];
+  titleWeight?: TitleFontWeightString;
   primaryPosition?: MetricStyle['valuePosition'];
   secondaryLabelPosition?: SecondaryMetricProps['labelPosition'];
   color?: string;
diff --git a/x-pack/platform/plugins/shared/lens/public/visualizations/metric/toolbar/appearance_settings.tsx b/x-pack/platform/plugins/shared/lens/public/visualizations/metric/toolbar/appearance_settings.tsx
index db77e68e21096..01463c5882714 100644
--- a/x-pack/platform/plugins/shared/lens/public/visualizations/metric/toolbar/appearance_settings.tsx
+++ b/x-pack/platform/plugins/shared/lens/public/visualizations/metric/toolbar/appearance_settings.tsx
@@ -28,6 +28,8 @@ import {
   LENS_METRIC_STATE_DEFAULTS,
 } from '@kbn/lens-common';
 
+type TitleFontWeightString = Extract<TitleFontWeight, string>;
+
 /** Get default layout config based on primary metric position */
 const getDefaultLayoutConfig = (
   primaryMetricPosition: PrimaryMetricPosition,
@@ -61,6 +63,10 @@ export function MetricAppearanceSettings({
 }) {
   const hasSecondaryMetric = !!state.secondaryMetricAccessor;
   const hasMetricIcon = hasIcon(state.icon);
+  const titleWeightValue: TitleFontWeightString =
+    state.titleWeight === 'normal' || state.titleWeight === 'bold'
+      ? state.titleWeight
+      : (LENS_METRIC_STATE_DEFAULTS.titleWeight as TitleFontWeightString);
 
   const disabledStates = {
     subtitle: !!state.breakdownByAccessor,
@@ -155,7 +161,7 @@ export function MetricAppearanceSettings({
           label={i18n.translate('xpack.lens.metric.appearancePopover.fontWeight', {
             defaultMessage: 'Font weight',
           })}
-          value={state.titleWeight ?? LENS_METRIC_STATE_DEFAULTS.titleWeight}
+          value={titleWeightValue}
           options={fontWeightOptions}
           onChange={(id) => {
             setState({
@@ -340,7 +346,7 @@ const iconPositionOptions: Array<EuiButtonGroupOptionProps & { id: IconPosition
   },
 ];
 
-const fontWeightOptions: Array<EuiButtonGroupOptionProps & { id: TitleFontWeight }> = [
+const fontWeightOptions: Array<EuiButtonGroupOptionProps & { id: TitleFontWeightString }> = [
   {
     id: 'normal',
     label: i18n.translate('xpack.lens.metric.appearancePopover.regular', {
diff --git a/yarn.lock b/yarn.lock
index 6444f0159e781..63d2e8d83f3aa 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2335,10 +2335,10 @@
   dependencies:
     object-hash "^1.3.0"
 
-"@elastic/charts@71.2.0":
-  version "71.2.0"
-  resolved "https://registry.yarnpkg.com/@elastic/charts/-/charts-71.2.0.tgz#884bec027ebccbbdd6dc8a6d990415fa90b24cf4"
-  integrity sha512-y/sf6yKsajsQhEueLU4HlG4z4j1c9VvgxTsX+AEG81zBAJLWfQ+eaO3hbH3cL1qFEm2KJLn5RF3/cpm5wu3ADg==
+"@elastic/charts@71.3.0":
+  version "71.3.0"
+  resolved "https://registry.yarnpkg.com/@elastic/charts/-/charts-71.3.0.tgz#5fba40d1d78fae7cca7f73e6bb0b2b2cd4d683e4"
+  integrity sha512-F6GkcsVWQcigtAzbRe4MFIkNgkZjjZ9JTL603AcK46WF2zEW3yKQ0KOoEAh85gzbBnEdDksXWWhWPGvY4508cQ==
   dependencies:
     "@popperjs/core" "^2.11.8"
     "@reduxjs/toolkit" "1.9.7"