diff --git a/src/bees-hash.cc b/src/bees-hash.cc
index d3373ee..cb0b2b5 100644
--- a/src/bees-hash.cc
+++ b/src/bees-hash.cc
@@ -123,7 +123,7 @@ BeesHashTable::flush_dirty_extent(uint64_t extent_index)
 		THROW_CHECK2(out_of_range, dirty_extent_end, dirty_extent, dirty_extent_end - dirty_extent == BLOCK_SIZE_HASHTAB_EXTENT);
 		BEESTOOLONG("pwrite(fd " << m_fd << " '" << name_fd(m_fd)<< "', length " << to_hex(dirty_extent_end - dirty_extent) << ", offset " << to_hex(dirty_extent - m_byte_ptr) << ")");
 		// Copy the extent because we might be stuck writing for a while
-		vector<uint8_t> extent_copy(dirty_extent, dirty_extent_end);
+		ByteVector extent_copy(dirty_extent, dirty_extent_end);
 
 		// Mark extent non-dirty while we still hold the lock
 		m_extent_metadata.at(extent_index).m_dirty = false;
diff --git a/src/bees.h b/src/bees.h
index 494d736..40089ad 100644
--- a/src/bees.h
+++ b/src/bees.h
@@ -633,7 +633,7 @@ private:
 ostream & operator<<(ostream &os, const BeesHash &bh);
 
 class BeesBlockData {
-	using Blob = vector<uint8_t>;
+	using Blob = ByteVector;
 
 	mutable Fd		m_fd;
 	off_t			m_offset;