diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index 926a59f3..7c402e45 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -553,7 +553,7 @@ version = "0.0.0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 3.0.3",
+ "syn 3.0.9",
 ]
 
 [[package]]
@@ -1034,7 +1034,7 @@ checksum = "e7a5d71263a5a7d47b41f6b3f06ba276f10cc18b0931f1799f710578e2309348"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 3.0.3",
+ "syn 3.0.9",
 ]
 
 [[package]]
@@ -1090,9 +1090,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "3.0.3"
+version = "3.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53e9bae58849f64dfa4f5d5ae372c8341f7305f82a3868709269343628b659a3"
+checksum = "d78c8dee4c7bf0e14673097256fed6142ce9d3b85a408189d07482442145823b"
 dependencies = [
  "proc-macro2",
  "quote",