diff --git a/src/World/Chunk.cpp b/src/World/Chunk.cpp
index c326669..fc0307e 100644
--- a/src/World/Chunk.cpp
+++ b/src/World/Chunk.cpp
@@ -19,7 +19,7 @@ namespace World {
 
 Chunk::Chunk(const ChunkData *data) {
 	std::shared_ptr<const NBT::CompoundTag> level =
-		assertValue(data->getRoot().get<NBT::CompoundTag>("Level"));
+		assertValue(data->getRoot()->get<NBT::CompoundTag>("Level"));
 
 	std::shared_ptr<const NBT::ListTag> sectionsTag = level->get<NBT::ListTag>("Sections");
 	if (!sectionsTag || sectionsTag->empty())
@@ -37,7 +37,7 @@ Chunk::Chunk(const ChunkData *data) {
 	else
 		throw std::invalid_argument("corrupt biome data");
 
-	auto dataVersionTag = data->getRoot().get<NBT::IntTag>("DataVersion");
+	auto dataVersionTag = data->getRoot()->get<NBT::IntTag>("DataVersion");
 	uint32_t dataVersion = dataVersionTag ? dataVersionTag->getValue() : 0;
 
 	for (auto &sTag : *sectionsTag) {
diff --git a/src/World/ChunkData.hpp b/src/World/ChunkData.hpp
index cb27f7b..62a69c1 100644
--- a/src/World/ChunkData.hpp
+++ b/src/World/ChunkData.hpp
@@ -32,8 +32,8 @@ private:
 public:
 	ChunkData(Buffer buffer);
 
-	const NBT::CompoundTag & getRoot() const {
-		return *root;
+	const std::shared_ptr<const NBT::CompoundTag> & getRoot() const {
+		return root;
 	}
 };
 
diff --git a/src/regiondump.cpp b/src/regiondump.cpp
index 76df061..a091536 100644
--- a/src/regiondump.cpp
+++ b/src/regiondump.cpp
@@ -25,7 +25,7 @@ int main(int argc, char *argv[]) {
 
 	World::Region::visitChunks(argv[1], [&] (chunk_idx_t X, chunk_idx_t Z, const World::ChunkData *chunk) {
 		std::cout << "Chunk(" << X << ", " << Z << "): "
-			<< chunk->getRoot() << std::endl;
+			<< *chunk->getRoot() << std::endl;
 	});
 
 	return 0;