diff --git a/src/Router/RewriteHandler.php b/src/Router/RewriteHandler.php
index e7220a1..fe58fad 100644
--- a/src/Router/RewriteHandler.php
+++ b/src/Router/RewriteHandler.php
@@ -247,11 +247,19 @@ public function handle_format_parameter(): void {
             return;
         }
 
-        if (!is_singular()) {
-            return;
-        }
+        $post = null;
 
-        $post = get_queried_object();
+        if (is_singular()) {
+            $post = get_queried_object();
+        } elseif ('page' === get_option('show_on_front') && (is_front_page() || is_home())) {
+            // Static front page: the extra ?format= query var can prevent
+            // WordPress from recognising the request as singular, so it falls
+            // back to the blog-post index.
+            $page_on_front = (int) get_option('page_on_front');
+            if ($page_on_front) {
+                $post = get_post($page_on_front);
+            }
+        }
 
         if (!$post instanceof WP_Post) {
             return;