diff --git a/Cargo.toml b/Cargo.toml
index e47fedc..97eef1a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@ swc_core = { features = [
   "ecma_codegen",
   "ecma_parser",
   "ecma_visit",
-], version = "10" }
+], version = "12" }
 
 [dev-dependencies]
 pretty_assertions = "1"