diff --git a/Cargo.lock b/Cargo.lock
index e4e8cee2..08d7e5bf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1721,7 +1721,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tempfile",
- "thiserror 2.0.7",
+ "thiserror 2.0.9",
  "toml",
  "walkdir",
 ]
@@ -1742,7 +1742,7 @@ dependencies = [
  "fastrand",
  "once_cell",
  "rustix",
- "windows-sys 0.52.0",
+ "windows-sys 0.59.0",
 ]
 
 [[package]]
@@ -1756,11 +1756,11 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "2.0.7"
+version = "2.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93605438cbd668185516ab499d589afb7ee1859ea3d5fc8f6b0755e1c7443767"
+checksum = "f072643fd0190df67a8bab670c20ef5d8737177d6ac6b2e9a236cb096206b2cc"
 dependencies = [
- "thiserror-impl 2.0.7",
+ "thiserror-impl 2.0.9",
 ]
 
 [[package]]
@@ -1776,9 +1776,9 @@ dependencies = [
 
 [[package]]
 name = "thiserror-impl"
-version = "2.0.7"
+version = "2.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e1d8749b4531af2117677a5fcd12b1348a3fe2b81e36e61ffeac5c4aa3273e36"
+checksum = "7b50fa271071aae2e6ee85f842e2e28ba8cd2c5fb67f11fcb1fd70b276f9e7d4"
 dependencies = [
  "proc-macro2",
  "quote",
diff --git a/Cargo.toml b/Cargo.toml
index 1b7d66e6..7dca1ab3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ ruff_source_file = { git = "https://github.com/astral-sh/ruff.git", tag = "v0.4.
 cached = { version = "0.54.0", features = ["disk_store"] }
 globset = "0.4.15"
 toml = "0.8.19"
-thiserror = "2.0.7"
+thiserror = "2.0.9"
 serde = { version = "1.0.216", features = ["derive"] }
 glob = "0.3.1"
 petgraph = "0.6.5"