diff --git a/Cargo.lock b/Cargo.lock
index cc64458921..65bf5bc492 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2899,7 +2899,6 @@ dependencies = [
  "serde_json",
  "serde_with",
  "sqlx",
- "thiserror",
  "tokio",
  "uuid 1.5.0",
 ]
diff --git a/aries/agents/rust/mediator/mediation/Cargo.toml b/aries/agents/rust/mediator/mediation/Cargo.toml
index cbed3754cb..977aede451 100644
--- a/aries/agents/rust/mediator/mediation/Cargo.toml
+++ b/aries/agents/rust/mediator/mediation/Cargo.toml
@@ -27,7 +27,6 @@ serde = { version = "1.0.164", features = ["derive"] }
 serde_json = "1.0.104"
 serde_with = { version = "3.1.0", features = ["base64"] }
 sqlx = { version = "0.7", features = ["runtime-tokio"], optional = true }
-thiserror = "1.0.50"
 # sqlx = { version = "0.5.8", git = "https://github.com/jovfer/sqlx", branch = "feature/json_no_preserve_order_v5", features = [ "sqlite", "mysql", "json_no_preserve_order", "runtime-tokio-rustls"], optional = true }
 tokio = { version = "1.28.2", features = ["rt-multi-thread", "macros"] }
 uuid = { version = "1.5.0", features = ["v4"] }