diff --git a/Cargo.lock b/Cargo.lock
index cb0da466bc..f459d27906 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6709,7 +6709,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "sp-crypto-hashing",
- "syn 1.0.109",
+ "syn 2.0.65",
  "trybuild",
 ]
 
@@ -6911,8 +6911,8 @@ checksum = "31b476131c3c86cb68032fdc5cb6d5a1045e3e42d96b69fa599fd77701e1f5bf"
 dependencies = [
  "bitflags 2.4.0",
  "num-traits",
- "rand",
- "rand_chacha",
+ "rand 0.8.5",
+ "rand_chacha 0.3.1",
  "rand_xorshift",
  "unarray",
 ]
diff --git a/precompiles/macro/Cargo.toml b/precompiles/macro/Cargo.toml
index 64c3ee61ff..69b1edc72d 100644
--- a/precompiles/macro/Cargo.toml
+++ b/precompiles/macro/Cargo.toml
@@ -19,7 +19,7 @@ prettyplease = "0.2.20"
 proc-macro2 = "1.0"
 quote = "1.0"
 sp-crypto-hashing = { workspace = true }
-syn = { version = "1.0", features = ["extra-traits", "fold", "full", "visit"] }
+syn = { version = "2.0", features = ["extra-traits", "fold", "full", "visit"] }
 
 [dev-dependencies]
 macrotest = "1.0.12"