diff --git a/Cargo.lock b/Cargo.lock
index c5fba1d05..da28a9cea 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1195,9 +1195,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "syn"
-version = "1.0.42"
+version = "1.0.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c51d92969d209b54a98397e1b91c8ae82d8c87a7bb87df0b29aa2ad81454228"
+checksum = "1e2e59c50ed8f6b050b071aa7b6865293957a9af6b58b94f97c1c9434ad440ea"
 dependencies = [
  "proc-macro2",
  "quote",