diff --git a/compiler/lib/reserved.ml b/compiler/lib/reserved.ml
index 0fe04ce622..ae5a989740 100644
--- a/compiler/lib/reserved.ml
+++ b/compiler/lib/reserved.ml
@@ -119,6 +119,7 @@ let provided =
     ; "String"
     ; "Boolean"
     ; "Number"
+    ; "BigInt"
     ; "Infinity"
     ; "isFinite"
     ; "ActiveXObject"