diff --git a/misc/dist/bindist.go b/misc/dist/bindist.go
index b3265e558e..05db8e7bbd 100644
--- a/misc/dist/bindist.go
+++ b/misc/dist/bindist.go
@@ -44,7 +44,8 @@ const (
 )
 
 var preBuildCleanFiles = []string{
-	"misc/dashboard/godashboard", // old python code
+	"lib/codereview",
+	"misc/dashboard/godashboard",
 	"src/cmd/cov",
 	"src/cmd/prof",
 	"src/pkg/exp",