diff --git a/src/internal/goversion/goversion.go b/src/internal/goversion/goversion.go
index da33e68cafd75f2d38183e30a82fcba0f73c354b..e9ecf8e64319f3faff1cb030106651c097e2a80f 100644
--- a/src/internal/goversion/goversion.go
+++ b/src/internal/goversion/goversion.go
@@ -9,4 +9,4 @@ package goversion
 //
 // It should be updated at the start of each development cycle to be
 // the version of the next Go 1.x release. See golang.org/issue/40705.
-const Version = 19
+const Version = 20