diff --git a/Cargo.lock b/Cargo.lock
index 4d7d1df..aa637b9 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -105,9 +105,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "3.0.7"
+version = "3.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d62a2e0561533f2ca2561d0cf27fd9fedb640a1bf2616ff5d5c80d99017faadc"
+checksum = "d78c8dee4c7bf0e14673097256fed6142ce9d3b85a408189d07482442145823b"
 dependencies = [
  "proc-macro2",
  "quote",