diff --git a/Cargo.lock b/Cargo.lock
index 9a3d936041..a8ddaf0551 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -508,7 +508,7 @@ version = "0.16.0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
  "synstructure 0.13.0",
 ]
 
@@ -806,7 +806,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -1137,7 +1137,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "scratch",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -1154,7 +1154,7 @@ checksum = "2345488264226bf682893e25de0769f3360aac9957980ec49361b083ddaa5bc5"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -1614,7 +1614,7 @@ checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -2794,7 +2794,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -2878,7 +2878,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -3638,7 +3638,7 @@ checksum = "8c805777e3930c8883389c602315a24224bcc738b63905ef87cd1420353ea93e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -3660,7 +3660,7 @@ checksum = "bcec881020c684085e55a25f7fd888954d56609ef363479dc5a1305eb0d40cab"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -3975,9 +3975,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.15"
+version = "2.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a34fcf3e8b60f57e6a14301a2e916d323af98b0ea63c599441eec8558660c822"
+checksum = "a6f671d4b5ffdb8eadec19c0ae67fe2639df8684bd7bc4b83d986b8db549cf01"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -4004,7 +4004,7 @@ checksum = "285ba80e733fac80aa4270fbcdf83772a79b80aa35c97075320abfee4a915b06"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
  "unicode-xid",
 ]
 
@@ -4097,7 +4097,7 @@ checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
 ]
 
 [[package]]
@@ -4563,7 +4563,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
  "wasm-bindgen-shared",
 ]
 
@@ -4597,7 +4597,7 @@ checksum = "4783ce29f09b9d93134d41297aded3a712b7b979e9c6f28c32cb88c973a94869"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn 2.0.16",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
diff --git a/boa_macros/Cargo.toml b/boa_macros/Cargo.toml
index 2ee0b47f9b..ea6e303f3b 100644
--- a/boa_macros/Cargo.toml
+++ b/boa_macros/Cargo.toml
@@ -13,6 +13,6 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.27"
-syn = { version = "2.0.15", features = ["full"] }
+syn = { version = "2.0.16", features = ["full"] }
 proc-macro2 = "1.0"
 synstructure = "0.13"