diff --git a/version.go b/version.go
index aee47a9a..8aa2f6c0 100644
--- a/version.go
+++ b/version.go
@@ -3,7 +3,7 @@ package dns
 import "fmt"
 
 // Version is current version of this library.
-var Version = V{1, 1, 20}
+var Version = V{1, 1, 21}
 
 // V holds the version of this library.
 type V struct {