diff --git a/src/alley/wp/alleyvate/features/class-noindex-password-protected-posts.php b/src/alley/wp/alleyvate/features/class-noindex-password-protected-posts.php
index 3fcd422a..7fdc7d1c 100644
--- a/src/alley/wp/alleyvate/features/class-noindex-password-protected-posts.php
+++ b/src/alley/wp/alleyvate/features/class-noindex-password-protected-posts.php
@@ -29,9 +29,9 @@ public function boot(): void {
 	/**
 	 * Filters the robots meta tag content to add a noindex directive.
 	 *
-	 * @param array $robots Associative array of directives.
+	 * @param array<string, boolean> $robots Associative array of directives.
 	 *
-	 * @return array
+	 * @return array<string, boolean>
 	 */
 	public function filter_robots_content( array $robots ): array {
 		if ( post_password_required() ) {