diff --git a/app/Http/Resources/Models/Utils/PreComputedPhotoData.php b/app/Http/Resources/Models/Utils/PreComputedPhotoData.php
index 99528a2cd2f..c90bdeed4bb 100644
--- a/app/Http/Resources/Models/Utils/PreComputedPhotoData.php
+++ b/app/Http/Resources/Models/Utils/PreComputedPhotoData.php
@@ -31,7 +31,8 @@ public function __construct(Photo $photo)
 		$this->is_camera_date = $photo->taken_at !== null;
 		$this->has_exif = $this->genExifHash($photo) !== '';
 		$this->has_location = $this->has_location($photo);
-		$this->is_taken_at_modified = $photo->taken_at !== $photo->initial_taken_at;
+		// if taken_at is null, it is for sure not modified.
+		$this->is_taken_at_modified = $photo->taken_at?->notEqualTo($photo->initial_taken_at) ?? false;
 	}
 
 	private function has_location(Photo $photo): bool