diff --git a/Cargo.lock b/Cargo.lock
index 33d4932..17d4526 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -508,7 +508,7 @@ dependencies = [
  "sqlx",
  "stellar-xdr",
  "testcontainers",
- "thiserror 1.0.69",
+ "thiserror 2.0.18",
  "tokio",
  "tokio-test",
  "tokio-util",
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index ece6e96..d74ca96 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -67,7 +67,7 @@ tonic = "0.14"
 uuid = { version = "1.0", features = ["v4", "serde"] }
 chrono = { version = "0.4", features = ["serde"] }
 dotenvy = "0.15"
-thiserror = "1.0"
+thiserror = "2.0"
 anyhow = "1.0"
 config = "0.14.0"
 rust_decimal = { version = "1.35", features = ["serde", "db-postgres"] }