diff --git a/src/BirthList.Web/Components/Pages/RegistryAdmin.razor.cs b/src/BirthList.Web/Components/Pages/RegistryAdmin.razor.cs
index 9089269..de2e26c 100644
--- a/src/BirthList.Web/Components/Pages/RegistryAdmin.razor.cs
+++ b/src/BirthList.Web/Components/Pages/RegistryAdmin.razor.cs
@@ -821,8 +821,8 @@ public partial class RegistryAdmin : ComponentBase
         {
             const long maxOriginalFileSize = 10 * 1024 * 1024; // 10 MB
             const long maxProcessedFileSize = 3 * 1024 * 1024; // 3 MB
-            const int maxHeroImageWidth = 1920;
-            const int maxHeroImageHeight = 1080;
+            const int maxHeroImageWidth = 3840;
+            const int maxHeroImageHeight = 2160;
 
             var file = e.File;