diff --git a/Cargo.lock b/Cargo.lock
index 1e4b6f98..42c6d35b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1438,9 +1438,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.60"
+version = "1.0.63"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c700597eca8a5a762beb35753ef6b94df201c81cca676604f547495a0d7f0081"
+checksum = "8fd9bc7ccc2688b3344c2f48b9b546648b25ce0b20fc717ee7fa7981a8ca9717"
 dependencies = [
  "proc-macro2",
  "quote",