diff --git a/Cargo.lock b/Cargo.lock
index 8f209a890..62086ee92 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2773,9 +2773,9 @@ checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.28"
+version = "1.0.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c7ed8b8c7b886ea3ed7dde405212185f423ab44682667c8c6dd14aa1d9f6612"
+checksum = "ba508cc11742c0dc5c1659771673afbab7a0efab23aa17e854cbab0837ed0b43"
 dependencies = [
  "unicode-xid",
 ]
@@ -3472,9 +3472,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.80"
+version = "1.0.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d010a1623fbd906d51d650a9916aaefc05ffa0e4053ff7fe601167f3e715d194"
+checksum = "f2afee18b8beb5a596ecb4a2dce128c719b4ba399d34126b9e4396e3f9860966"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/core/macros/Cargo.toml b/core/macros/Cargo.toml
index 056d9f455..72e00acdb 100644
--- a/core/macros/Cargo.toml
+++ b/core/macros/Cargo.toml
@@ -11,5 +11,5 @@ proc-macro = true
 quote = "1.0.10"
 
 [dependencies.syn]
-version = "1.0.80"
+version = "1.0.81"
 features = ["full"]