1 files changed, 2 insertions, 0 deletions
diff --git a/cryptopals.go b/cryptopals.go
index 8ff0d6c..0452433 100644
--- a/cryptopals.go
+++ b/cryptopals.go
@@ -98,5 +98,7 @@ func main() {
 		challenge.C38(flag.Args())
 	case 39:
 		challenge.C39()
+	case 40:
+		challenge.C40()
 	}
 }