diff --git a/Base/res/html/error.html b/Base/res/html/error.html
index 058ae0514a7..8b06ed12a8d 100644
--- a/Base/res/html/error.html
+++ b/Base/res/html/error.html
@@ -14,8 +14,8 @@
     <body>
         <header>
             <img src="file:///res/icons/32x32/msgbox-warning.png" alt="Warning" width="24" height="24">
-            <h1>Failed to load %s</h1>
+            <h1>Failed to load {}</h1>
         </header>
-        <p>Error: %s</p>
+        <p>Error: {}</p>
     </body>
 </html>
diff --git a/Userland/Libraries/LibWeb/Loader/FrameLoader.cpp b/Userland/Libraries/LibWeb/Loader/FrameLoader.cpp
index 44ce09bfc58..d547580117f 100644
--- a/Userland/Libraries/LibWeb/Loader/FrameLoader.cpp
+++ b/Userland/Libraries/LibWeb/Loader/FrameLoader.cpp
@@ -227,10 +227,10 @@ void FrameLoader::load_error_page(const URL& failed_url, const String& error)
         [this, failed_url, error](auto data, auto&, auto) {
             VERIFY(!data.is_null());
 #pragma GCC diagnostic ignored "-Wformat-nonliteral"
-            auto html = String::format(
-                String::copy(data).characters(),
-                escape_html_entities(failed_url.to_string()).characters(),
-                escape_html_entities(error).characters());
+            auto html = String::formatted(
+                data,
+                escape_html_entities(failed_url.to_string()),
+                escape_html_entities(error));
 #pragma GCC diagnostic pop
             auto document = HTML::parse_html_document(html, failed_url, "utf-8");
             VERIFY(document);
