diff --git a/Userland/Applications/PDFViewer/main.cpp b/Userland/Applications/PDFViewer/main.cpp
index 5fc41301cc..31be4ed46d 100644
--- a/Userland/Applications/PDFViewer/main.cpp
+++ b/Userland/Applications/PDFViewer/main.cpp
@@ -6,18 +6,23 @@
  */
 
 #include "PDFViewerWidget.h"
+#include <LibCore/ArgsParser.h>
 #include <LibCore/System.h>
 #include <LibFileSystemAccessClient/Client.h>
 #include <LibGUI/Application.h>
 #include <LibGUI/Icon.h>
 #include <LibGUI/Menubar.h>
-#include <LibGUI/MessageBox.h>
 #include <LibGUI/Window.h>
 #include <LibMain/Main.h>
 
 ErrorOr<int> serenity_main(Main::Arguments arguments)
 {
-    auto app = GUI::Application::construct(arguments);
+    const char* file_path = nullptr;
+    Core::ArgsParser args_parser;
+    args_parser.add_positional_argument(file_path, "PDF file to open", "path", Core::ArgsParser::Required::No);
+    args_parser.parse(arguments);
+
+    auto app = TRY(GUI::Application::try_create(arguments));
     auto app_icon = GUI::Icon::default_icon("app-pdf-viewer");
 
     auto window = GUI::Window::construct();
@@ -37,8 +42,8 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     window->show();
     window->set_icon(app_icon.bitmap_for_size(16));
 
-    if (arguments.argc >= 2) {
-        auto response = FileSystemAccessClient::Client::the().try_request_file_read_only_approved(window, arguments.argv[1]);
+    if (file_path) {
+        auto response = FileSystemAccessClient::Client::the().try_request_file_read_only_approved(window, file_path);
         if (response.is_error())
             return 1;
         pdf_viewer_widget->open_file(*response.value());