diff --git a/internal/api/fs.go b/internal/api/fs.go
index c0eaa23..3385ab7 100644
--- a/internal/api/fs.go
+++ b/internal/api/fs.go
@@ -17,7 +17,7 @@ func makeLocal(zone *ZoneRequest) error {
 		return fmt.Errorf("file %s already exists: %w", zone.FileName, err)
 	}
 
-	if len([]byte(zone.Body)) == 0 {
+	if len(zone.Body) == 0 {
 		return errEmptyFile
 	}
 
@@ -47,7 +47,7 @@ func makeLocal(zone *ZoneRequest) error {
 		}
 	}()
 
-	err = os.WriteFile(f.Name(), []byte(zone.Body), 0o600)
+	err = os.WriteFile(f.Name(), zone.Body, 0o600)
 
 	if err != nil {
 		return fmt.Errorf("failed to write file locally: %w", err)