diff --git a/Cargo.lock b/Cargo.lock
index 4d389db..1813704 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1626,7 +1626,7 @@ version = "0.1.0"
 dependencies = [
  "canon-types",
  "rusqlite",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "uuid",
 ]
 
@@ -2015,7 +2015,7 @@ dependencies = [
  "chrono",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "uuid",
  "wise-crypto",
 ]
@@ -2720,7 +2720,7 @@ dependencies = [
  "chrono",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "uuid",
  "wise-crypto",
 ]
@@ -3104,7 +3104,7 @@ dependencies = [
  "chrono",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "uuid",
  "wise-crypto",
 ]
@@ -3520,7 +3520,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "time-core 0.1.0",
  "uuid",
  "verifier",
@@ -4691,7 +4691,7 @@ dependencies = [
  "serde_json",
  "sha2",
  "spki",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "uuid",
  "wise-crypto",
  "x509-cert",
@@ -5185,7 +5185,7 @@ dependencies = [
  "policy-core",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "time-core 0.1.0",
  "uuid",
  "wise-crypto",
@@ -5576,7 +5576,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tempfile",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "time-core 0.1.0",
  "tokio",
  "tower 0.4.13",
@@ -6034,7 +6034,7 @@ dependencies = [
  "serde",
  "serde_json",
  "sha2",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index c09b99f..51ad295 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -94,7 +94,7 @@ sha2 = { version = "0.10", features = ["oid"] }
 ed25519-dalek = { version = "2", features = ["rand_core", "serde"] }
 rand = "0.8"
 hex = "0.4"
-thiserror = "1"
+thiserror = "2"
 rusqlite = { version = "0.31", features = ["bundled"] }
 axum = { version = "0.7", features = ["multipart"] }
 tokio = { version = "1", features = ["full"] }