diff --git a/Cargo.lock b/Cargo.lock
index cb3933c4a..defe90c32 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -626,7 +626,7 @@ dependencies = [
  "sentry",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.8",
  "tokio",
  "tracing",
 ]
@@ -3081,7 +3081,7 @@ dependencies = [
  "serde_json",
  "sqlx",
  "sqlxmq",
- "thiserror 1.0.69",
+ "thiserror 2.0.8",
  "tokio",
  "tokio-executor-trait",
  "tokio-reactor-trait",
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 2e58fb01a..f0fb871bd 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -38,7 +38,7 @@ sqlx = { version = "0.7", default-features = false, features = [
     "migrate",
 ] }
 sqlxmq = "0.5"
-thiserror = "1.0"
+thiserror = "2.0"
 tokio = { version = "1.40", features = ["macros"] }
 tracing = "0.1.40"
 tracing-subscriber = "0.3.18"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index 977a4a446..3fe8b61ee 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -44,6 +44,6 @@ sentry = { version = "0.32", default-features = false, features = [
 ], optional = true }
 serde = { version = "1.0.214", features = ["derive"] }
 serde_json = "1.0.133"
-thiserror = "1.0"
+thiserror = "2.0"
 tokio = { version = "1.40.0", features = ["rt-multi-thread", "macros"] }
 tracing = "0.1.40"