diff --git a/codec/codecutil/bytescanner.go b/codec/codecutil/bytescanner.go
index 122964cb..981bd6e0 100644
--- a/codec/codecutil/bytescanner.go
+++ b/codec/codecutil/bytescanner.go
@@ -1,6 +1,6 @@
 /*
 NAME
-  byte-scanner.go
+  bytescanner.go
 
 AUTHOR
   Dan Kortschak <dan@ausocean.org>
@@ -22,6 +22,7 @@ LICENSE
   in gpl.txt. If not, see http://www.gnu.org/licenses.
 */
 
+// Package bytescan implements a byte-level scanner.
 package bytescan
 
 import "io"
diff --git a/codec/codecutil/bytescanner_test.go b/codec/codecutil/bytescanner_test.go
index 40770d59..64c17c31 100644
--- a/codec/codecutil/bytescanner_test.go
+++ b/codec/codecutil/bytescanner_test.go
@@ -1,6 +1,6 @@
 /*
 NAME
-  byte-scanner_test.go
+  bytescanner_test.go
 
 DESCRIPTION
   See Readme.md