diff --git a/Cargo.lock b/Cargo.lock
index fbf86dc472..81925a45c4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -509,7 +509,7 @@ version = "0.17.0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
  "synstructure",
 ]
 
@@ -651,7 +651,7 @@ checksum = "965ab7eb5f8f97d2a083c799f3a1b994fc397b2fe2da5d1da1626ce15a39f2b1"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -763,7 +763,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1034,7 +1034,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1045,7 +1045,7 @@ checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1070,7 +1070,7 @@ dependencies = [
  "databake-derive",
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1081,7 +1081,7 @@ checksum = "5f0694dfe255f1af0289d3d1b40787bb955e8603d96e96a6b14b225926e108fb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
  "synstructure",
 ]
 
@@ -1111,7 +1111,7 @@ checksum = "67e77553c4162a157adbf834ebae5b415acbecbeafc7a74b0e886657506a7611"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1144,7 +1144,7 @@ checksum = "487585f4d0c6655fe74905e2504d8ad6908e4db67f744eb140876906c2f3175d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1238,7 +1238,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1443,7 +1443,7 @@ checksum = "53b153fd91e4b0147f4aced87be237c98248656bb01050b96bf3ee89220a8ddb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -1934,7 +1934,7 @@ checksum = "2060258edfcfe32ca7058849bf0f146cb5c59aadbedf480333c0d0002f97bc99"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -2407,7 +2407,7 @@ dependencies = [
  "proc-macro-crate",
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -2567,7 +2567,7 @@ dependencies = [
  "phf_shared",
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3085,7 +3085,7 @@ checksum = "5a32af5427251d2e4be14fc151eabe18abb4a7aad5efee7044da9f096c906a43"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3182,7 +3182,7 @@ checksum = "67c5609f394e5c2bd7fc51efda478004ea80ef42fee983d5c67a65e34f32c0e3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3204,7 +3204,7 @@ checksum = "3081f5ffbb02284dda55132aa26daecedd7372a42417bbbab6f14ab7d6bb9145"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3447,7 +3447,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustversion",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3463,9 +3463,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "2.0.38"
+version = "2.0.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e96b79aaa137db8f61e26363a0c9b47d8b4ec75da28b7d1d614c2303e232408b"
+checksum = "23e78b90f2fcf45d3e842032ce32e3f2d1545ba6636271dcbf24fa306d87be7a"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3480,7 +3480,7 @@ checksum = "285ba80e733fac80aa4270fbcdf83772a79b80aa35c97075320abfee4a915b06"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
  "unicode-xid",
 ]
 
@@ -3571,7 +3571,7 @@ checksum = "266b2e40bc00e5a6c09c3584011e08b06f123c00362c92b975ba9843aaaa14b8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3770,7 +3770,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
@@ -3992,7 +3992,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
  "wasm-bindgen-shared",
 ]
 
@@ -4014,7 +4014,7 @@ checksum = "c5353b8dab669f5e10f5bd76df26a9360c748f054f862ff5f3f8aae0c7fb3907"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -4595,7 +4595,7 @@ checksum = "d5e19fb6ed40002bab5403ffa37e53e0e56f914a4450c8765f533018db1db35f"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
  "synstructure",
 ]
 
@@ -4616,7 +4616,7 @@ checksum = "e6a647510471d372f2e6c2e6b7219e44d8c574d24fdc11c610a61455782f18c3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
  "synstructure",
 ]
 
@@ -4656,7 +4656,7 @@ checksum = "acabf549809064225ff8878baedc4ce3732ac3b07e7c7ce6e5c2ccdbc485c324"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.38",
+ "syn 2.0.39",
 ]
 
 [[package]]
diff --git a/boa_macros/Cargo.toml b/boa_macros/Cargo.toml
index 258d54bc16..6c8741dce5 100644
--- a/boa_macros/Cargo.toml
+++ b/boa_macros/Cargo.toml
@@ -13,6 +13,6 @@ proc-macro = true
 
 [dependencies]
 quote = "1.0.33"
-syn = { version = "2.0.38", features = ["full"] }
+syn = { version = "2.0.39", features = ["full"] }
 proc-macro2 = "1.0"
 synstructure = "0.13"