diff --git a/Cargo.lock b/Cargo.lock
index 8141a62..2629967 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -771,7 +771,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.21",
  "tracing",
 ]
 
@@ -785,7 +785,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.21",
  "tracing",
 ]
 
@@ -798,7 +798,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.21",
  "toml",
  "tracing",
 ]
@@ -814,7 +814,7 @@ dependencies = [
  "pyo3",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.21",
  "tracing",
 ]
 
@@ -829,7 +829,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.21",
  "tokio",
  "tracing",
 ]
@@ -845,7 +845,7 @@ dependencies = [
  "pyo3",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.21",
  "tracing",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index fb3c3a4..11e3820 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -35,7 +35,7 @@ serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 toml = "0.8"
 regex = "1.10"
-thiserror = "1.0"
+thiserror = "2.0"
 tracing = "0.1"
 rayon = "1.8"
 reqwest = { version = "0.12", default-features = false, features = ["json", "blocking", "rustls-tls"] }