diff --git a/Cargo.lock b/Cargo.lock
index 780c494..209b80a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -492,6 +492,7 @@ dependencies = [
  "secrecy",
  "serde",
  "sqlx",
+ "thiserror",
  "time",
  "tokio",
  "tracing",
diff --git a/Cargo.toml b/Cargo.toml
index b39e86d..54bcab4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,6 +24,7 @@ rand = "0.8.5"
 secrecy = { version = "0.8.0", features = ["serde"] }
 serde = { version = "1.0.196", features = ["derive"] }
 sqlx = { version = "0.7.3", features = ["runtime-tokio", "tls-rustls", "sqlite"] }
+thiserror = "1.0.56"
 time = { version = "0.3.34", features = ["formatting", "macros"] }
 tokio = { version = "1.36.0", features = ["macros", "rt-multi-thread"] }
 tracing = "0.1.40"