diff --git a/x-pack/plugins/lens/public/visualizations/xy/xy_config_panel/visual_options_popover/missing_values_option.tsx b/x-pack/plugins/lens/public/visualizations/xy/xy_config_panel/visual_options_popover/missing_values_option.tsx
index d39a1a410d6aa..c3275a5e643f0 100644
--- a/x-pack/plugins/lens/public/visualizations/xy/xy_config_panel/visual_options_popover/missing_values_option.tsx
+++ b/x-pack/plugins/lens/public/visualizations/xy/xy_config_panel/visual_options_popover/missing_values_option.tsx
@@ -88,6 +88,7 @@ export const MissingValuesOptions: React.FC<MissingValuesOptionProps> = ({
           {fittingFunction && fittingFunction !== FittingFunctions.NONE && (
             <>
               <EuiFormRow
+                fullWidth
                 display="columnCompressed"
                 label={i18n.translate('xpack.lens.xyChart.endValuesLabel', {
                   defaultMessage: 'End values',
@@ -117,6 +118,7 @@ export const MissingValuesOptions: React.FC<MissingValuesOptionProps> = ({
                 />
               </EuiFormRow>
               <EuiFormRow
+                fullWidth
                 label={i18n.translate('xpack.lens.xyChart.missingValuesStyle', {
                   defaultMessage: 'Show as dotted line',
                 })}