diff --git a/Cargo.lock b/Cargo.lock
index 44d19f6ee..d1edfe9e7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2629,7 +2629,7 @@ dependencies = [
  "signal-hook-tokio",
  "tempfile",
  "testcontainers",
- "thiserror 1.0.69",
+ "thiserror 2.0.3",
  "tokio",
  "tokio-postgres",
  "tokio-postgres-rustls",
@@ -2677,7 +2677,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_test",
- "thiserror 1.0.69",
+ "thiserror 2.0.3",
  "tokio",
  "tracing",
  "trillium",
@@ -2731,7 +2731,7 @@ dependencies = [
  "sqlx",
  "tempfile",
  "testcontainers",
- "thiserror 1.0.69",
+ "thiserror 2.0.3",
  "tokio",
  "tokio-postgres",
  "tracing",
@@ -2760,7 +2760,7 @@ dependencies = [
  "prio 0.17.0-alpha.0",
  "rand",
  "reqwest",
- "thiserror 1.0.69",
+ "thiserror 2.0.3",
  "tokio",
  "tracing",
  "tracing-log",
@@ -2789,7 +2789,7 @@ dependencies = [
  "retry-after",
  "serde",
  "serde_json",
- "thiserror 1.0.69",
+ "thiserror 2.0.3",
  "tokio",
  "tracing",
  "url",
@@ -2834,7 +2834,7 @@ dependencies = [
  "stopper",
  "tempfile",
  "testcontainers",
- "thiserror 1.0.69",
+ "thiserror 2.0.3",
  "tokio",
  "tokio-stream",
  "tracing",
@@ -2963,7 +2963,7 @@ dependencies = [
  "rand",
  "serde",
  "serde_test",
- "thiserror 1.0.69",
+ "thiserror 2.0.3",
  "url",
 ]
 
diff --git a/Cargo.toml b/Cargo.toml
index f2cbfbb47..e7d69b510 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -104,7 +104,7 @@ sqlx = "0.8.2"
 stopper = "0.2.8"
 tempfile = "3.14.0"
 testcontainers = "0.22.0"
-thiserror = "1.0"
+thiserror = "2.0"
 tracing = "0.1.40"
 tracing-chrome = "0.7.2"
 tracing-log = "0.2.0"