diff --git a/R/pkg/DESCRIPTION b/R/pkg/DESCRIPTION
index 736da46eaa8d3..49c43b5213e95 100644
--- a/R/pkg/DESCRIPTION
+++ b/R/pkg/DESCRIPTION
@@ -60,4 +60,5 @@ Collate:
     'window.R'
 RoxygenNote: 5.0.1
 VignetteBuilder: knitr
+Encoding: UTF-8
 NeedsCompilation: no