diff --git a/Meta/Lagom/Contrib/MacPDF/AppDelegate.h b/Meta/Lagom/Contrib/MacPDF/AppDelegate.h
index 1063b120ca..e69d4425b4 100644
--- a/Meta/Lagom/Contrib/MacPDF/AppDelegate.h
+++ b/Meta/Lagom/Contrib/MacPDF/AppDelegate.h
@@ -5,7 +5,10 @@
 //  Created by Nico Weber on 7/22/23.
 //
 
+// Several AK types conflict with MacOS types.
+#define FixedPoint FixedPointMacOS
 #import <Cocoa/Cocoa.h>
+#undef FixedPoint
 
 @interface AppDelegate : NSObject <NSApplicationDelegate>
 
diff --git a/Meta/Lagom/Contrib/MacPDF/AppDelegate.m b/Meta/Lagom/Contrib/MacPDF/AppDelegate.mm
similarity index 66%
rename from Meta/Lagom/Contrib/MacPDF/AppDelegate.m
rename to Meta/Lagom/Contrib/MacPDF/AppDelegate.mm
index 4531875f62..c23e6ce808 100644
--- a/Meta/Lagom/Contrib/MacPDF/AppDelegate.m
+++ b/Meta/Lagom/Contrib/MacPDF/AppDelegate.mm
@@ -7,6 +7,8 @@
 
 #import "AppDelegate.h"
 
+#include <LibGfx/Font/FontDatabase.h>
+
 @interface AppDelegate ()
 
 @property (strong) IBOutlet NSWindow* window;
@@ -17,6 +19,9 @@
 - (void)applicationDidFinishLaunching:(NSNotification*)aNotification
 {
     // Insert code here to initialize your application
+    // FIXME: copy the fonts to the bundle or something
+    auto source_root = DeprecatedString("/Users/thakis/src/serenity");
+    Gfx::FontDatabase::set_default_fonts_lookup_path(DeprecatedString::formatted("{}/Base/res/fonts", source_root));
 }
 
 - (void)applicationWillTerminate:(NSNotification*)aNotification