diff --git a/Cargo.toml b/Cargo.toml
index b6219e2..2d7ad1c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,3 +15,8 @@ rustc-hash = "2"
 chrono = "0.4.44"
 compact_str = "0.8"
 bumpalo = "3"
+rayon = { version = "1.10", optional = true }
+
+[features]
+default = []
+parallel = ["rayon"]