diff --git a/Cargo.lock b/Cargo.lock
index 2c82cad..b5c9002 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -671,9 +671,9 @@ checksum = "73473c0e59e6d5812c5dfe2a064a6444949f089e20eec9a2e5506596494e4623"
 
 [[package]]
 name = "syn"
-version = "1.0.77"
+version = "1.0.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5239bc68e0fef57495900cfea4e8dc75596d9a319d7e16b1e0a440d24e6fe0a0"
+checksum = "a4eac2e6c19f5c3abc0c229bea31ff0b9b091c7b14990e8924b92902a303a0c0"
 dependencies = [
  "proc-macro2",
  "quote",