diff --git a/vendor/golang.org/x/text/unicode/norm/readwriter.go b/vendor/golang.org/x/text/unicode/norm/readwriter.go
index d926ee9..b38096f 100644
--- a/vendor/golang.org/x/text/unicode/norm/readwriter.go
+++ b/vendor/golang.org/x/text/unicode/norm/readwriter.go
@@ -60,8 +60,8 @@
 }
 
 // Writer returns a new writer that implements Write(b)
-// by writing f(b) to w.  The returned writer may use an
-// an internal buffer to maintain state across Write calls.
+// by writing f(b) to w. The returned writer may use an
+// internal buffer to maintain state across Write calls.
 // Calling its Close method writes any buffered data to w.
 func (f Form) Writer(w io.Writer) io.WriteCloser {
 	wr := &normWriter{rb: reorderBuffer{}, w: w}