diff --git a/persistent-data/block.h b/persistent-data/block.h
index a3e9b0e..e3a2407 100644
--- a/persistent-data/block.h
+++ b/persistent-data/block.h
@@ -149,7 +149,6 @@ namespace persistent_data {
 		void check(block_address b) const;
 
 		int fd_;
-
 		mutable block_cache bc_;
 	};
 
diff --git a/persistent-data/block.tcc b/persistent-data/block.tcc
index 61fea7c..926abe4 100644
--- a/persistent-data/block.tcc
+++ b/persistent-data/block.tcc
@@ -39,7 +39,6 @@ namespace {
 	int const DEFAULT_MODE = 0666;
 	unsigned const SECTOR_SHIFT = 9;
 
-	 // FIXME: these will slow it down until we start doing async io.
 	int const OPEN_FLAGS = O_DIRECT;
 
 	// FIXME: introduce a new exception for this, or at least lift this