diff --git a/pkg/tool/file/file.go b/pkg/tool/file/file.go
index b64a64d..694f832 100644
--- a/pkg/tool/file/file.go
+++ b/pkg/tool/file/file.go
@@ -54,7 +54,7 @@
 	}
 	update := map[string]interface{}{"contents": b}
 
-	switch v.Lookup("contents").IncompleteKind() &^ cue.BottomKind {
+	switch v.Lookup("contents").IncompleteKind() {
 	case cue.BytesKind:
 	case cue.StringKind:
 		update["contents"] = string(b)