Tidying a few things up.

1 files changed, 6 insertions, 2 deletions

diff --git a/src/reel_interop_subtitle_asset.h b/src/reel_interop_subtitle_asset.h
index 83a7ab25..7e90e9e0 100644
--- a/src/reel_interop_subtitle_asset.h
+++ b/src/reel_interop_subtitle_asset.h
@@ -54,8 +54,12 @@ public:
 	ReelInteropSubtitleAsset (std::shared_ptr<SubtitleAsset> asset, Fraction edit_rate, int64_t intrinsic_duration, int64_t entry_point);
 	explicit ReelInteropSubtitleAsset (std::shared_ptr<const cxml::Node>);
 
-	std::shared_ptr<InteropSubtitleAsset> interop_asset () const {
-		return std::dynamic_pointer_cast<InteropSubtitleAsset>(asset());
+	std::shared_ptr<const InteropSubtitleAsset> interop_asset () const {
+		return asset_of_type<const InteropSubtitleAsset>();
+	}
+
+	std::shared_ptr<InteropSubtitleAsset> interop_asset () {
+		return asset_of_type<InteropSubtitleAsset>();
 	}
 };