diff --git a/packages/block-library/src/navigation-submenu/edit.js b/packages/block-library/src/navigation-submenu/edit.js
index 97f2c6f123f36..206fe9441e7af 100644
--- a/packages/block-library/src/navigation-submenu/edit.js
+++ b/packages/block-library/src/navigation-submenu/edit.js
@@ -625,7 +625,7 @@ export default function NavigationSubmenuEdit( {
 						</Popover>
 					) }
 					{ showSubmenuIcon && (
-						<span className="wp-block-navigation-link__submenu-icon">
+						<span className="wp-block-navigation__submenu-icon">
 							<ItemSubmenuIcon />
 						</span>
 					) }
diff --git a/packages/block-library/src/navigation-submenu/index.php b/packages/block-library/src/navigation-submenu/index.php
index 84e1da193b454..7375dc4a257fb 100644
--- a/packages/block-library/src/navigation-submenu/index.php
+++ b/packages/block-library/src/navigation-submenu/index.php
@@ -256,7 +256,7 @@ function render_block_core_navigation_submenu( $attributes, $content, $block ) {
 
 		if ( isset( $block->context['showSubmenuIcon'] ) && $block->context['showSubmenuIcon'] ) {
 			// The submenu icon can be hidden by a CSS rule on the Navigation Block.
-			$html .= '<span class="wp-block-navigation-link__submenu-icon">' . block_core_navigation_submenu_render_submenu_icon() . '</span>';
+			$html .= '<span class="wp-block-navigation__submenu-icon">' . block_core_navigation_submenu_render_submenu_icon() . '</span>';
 		}
 
 		$html .= '</button>';