diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index c725953..d60059a 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -12,7 +12,9 @@ members = [".", "entity", "migration"]
 axum = "^0.5"
 axum-extra = { version = "^0.3", features = ["spa"] }
 clap = { version = "^3", features = ["derive"] }
+error-chain = "0.12.4"
 log = "^0.4"
+reqwest = {version = "0.11.11",  features = ["json"]}
 serde = { version = "^1.0", features = ["derive"] }
 serde_json = "^1.0"
 tokio = { version = "^1", features = ["full"] }