diff --git a/Cargo.lock b/Cargo.lock
index 95450c4c4..292bd154b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -109,7 +109,7 @@ checksum = "c980ee35e870bd1a4d2c8294d4c04d0499e67bca1e4b5cefcc693c2fa00caea9"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -365,7 +365,7 @@ dependencies = [
  "heck",
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -598,7 +598,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim 0.10.0",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -609,7 +609,7 @@ checksum = "a668eda54683121533a393014d8692171709ff57a7d61f187b6e782719f8933f"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -677,7 +677,7 @@ dependencies = [
  "itertools 0.12.1",
  "maple_config",
  "quote",
- "syn 1.0.109",
+ "syn",
  "toml",
  "toml_edit",
 ]
@@ -835,7 +835,7 @@ checksum = "87750cf4b7a4c0625b1529e4c543c2182106e4dedc60a2a6455e00d212c489ac"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -1496,7 +1496,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
  "types",
 ]
 
@@ -2220,7 +2220,7 @@ checksum = "7eb0b34b42edc17f6b7cac84a52a1c5f0e1bb2227e997ca9011ea3dd34e8610b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -2242,7 +2242,7 @@ checksum = "0b2e6b945e9d3df726b65d6ee24060aff8e3533d431f677a9695db04eff9dfdb"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -2353,17 +2353,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
 [[package]]
 name = "syn"
 version = "2.0.52"
@@ -2453,7 +2442,7 @@ checksum = "c61f3ba182994efc43764a46c018c347bc492c79f024e705f46567b418f6d4f7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -2548,7 +2537,7 @@ checksum = "5b8a1e28f2deaa14e508979454cb3a223b10b938b45af148bc0986de36f1923b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -2638,7 +2627,7 @@ checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
 ]
 
 [[package]]
@@ -3001,7 +2990,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
@@ -3035,7 +3024,7 @@ checksum = "e94f17b526d0a461a191c78ea52bbce64071ed5c04c9ffe424dcb38f74171bb7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.52",
+ "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
diff --git a/crates/maple_config/doc_gen/Cargo.toml b/crates/maple_config/doc_gen/Cargo.toml
index ca2e2dd98..be617c20a 100644
--- a/crates/maple_config/doc_gen/Cargo.toml
+++ b/crates/maple_config/doc_gen/Cargo.toml
@@ -8,7 +8,7 @@ description = "Generate config markdown document from the inline docs"
 inflections = "1.1.1"
 maple_config = { path = "../" }
 toml = "0.5"
-syn = { version = "1", features = ["full"] }
+syn = { version = "2", features = ["full"] }
 quote = "1"
 itertools = "0.12.0"
 toml_edit = { version = "0.21.0", features = [ "parse" ] }