diff --git a/Cargo.lock b/Cargo.lock
index 8b47122c..5b49cab8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -476,9 +476,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.100"
+version = "1.0.108"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52205623b1b0f064a4e71182c3b18ae902267282930c6d5462c91b859668426e"
+checksum = "d56e159d99e6c2b93995d171050271edb50ecc5288fbc7cc17de8fdce4e58c14"
 dependencies = [
  "proc-macro2",
  "quote",