diff --git a/Cargo.lock b/Cargo.lock
index 59c3c4b..1b38661 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -620,7 +620,7 @@ dependencies = [
  "serde_json",
  "serde_yaml",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
  "toml",
  "toml_edit",
@@ -3677,7 +3677,7 @@ dependencies = [
  "smallvec",
  "socket2 0.5.10",
  "sqlx",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
  "tower 0.4.13",
  "tower-http 0.5.2",
@@ -3720,7 +3720,7 @@ dependencies = [
  "sha2",
  "sqlx",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
  "tracing",
  "tracing-opentelemetry",
@@ -3739,7 +3739,7 @@ dependencies = [
  "serde",
  "serde_json",
  "sqlx",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
  "tracing",
  "uuid",
@@ -3804,7 +3804,7 @@ dependencies = [
  "rustapi-core",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
  "tracing",
 ]
@@ -3821,7 +3821,7 @@ dependencies = [
  "rustapi-openapi",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
  "toon-format",
  "tracing",
@@ -3840,7 +3840,7 @@ dependencies = [
  "rustapi-macros",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
 ]
 
@@ -3856,7 +3856,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tera",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
  "tracing",
 ]
@@ -3880,7 +3880,7 @@ dependencies = [
  "serde",
  "serde_json",
  "sha1",
- "thiserror 1.0.69",
+ "thiserror 2.0.17",
  "tokio",
  "tokio-tungstenite",
  "tracing",
diff --git a/Cargo.toml b/Cargo.toml
index 9850e72..33b5bf1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -53,7 +53,7 @@ tower-http = { version = "0.5", features = ["full"] }
 tower-service = "0.3"
 
 # Utilities
-thiserror = "1.0"
+thiserror = "2.0"
 tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }
 futures-util = "0.3"