diff --git a/packages/edit-site/src/components/sidebar-navigation-screen-pattern/template-part-navigation-menu.js b/packages/edit-site/src/components/sidebar-navigation-screen-pattern/template-part-navigation-menu.js
index f451c17e00adb..a57f5e025907c 100644
--- a/packages/edit-site/src/components/sidebar-navigation-screen-pattern/template-part-navigation-menu.js
+++ b/packages/edit-site/src/components/sidebar-navigation-screen-pattern/template-part-navigation-menu.js
@@ -19,8 +19,9 @@ export default function TemplatePartNavigationMenu( { id } ) {
 		<>
 			<Heading
 				className="edit-site-sidebar-navigation-screen-template-part-navigation-menu__title"
-				size="12"
+				size="11"
 				upperCase={ true }
+				weight={ 500 }
 			>
 				{ title?.rendered || __( 'Navigation' ) }
 			</Heading>
diff --git a/packages/edit-site/src/components/sidebar-navigation-screen-pattern/template-part-navigation-menus.js b/packages/edit-site/src/components/sidebar-navigation-screen-pattern/template-part-navigation-menus.js
index 418b1d4423b20..d04eba2e435b4 100644
--- a/packages/edit-site/src/components/sidebar-navigation-screen-pattern/template-part-navigation-menus.js
+++ b/packages/edit-site/src/components/sidebar-navigation-screen-pattern/template-part-navigation-menus.js
@@ -22,8 +22,9 @@ export default function TemplatePartNavigationMenus( { menus } ) {
 		<>
 			<Heading
 				className="edit-site-sidebar-navigation-screen-template-part-navigation-menu__title"
-				size="12"
+				size="11"
 				upperCase={ true }
+				weight={ 500 }
 			>
 				{ __( 'Navigation' ) }
 			</Heading>