diff --git a/Cargo.toml b/Cargo.toml
index fecf5e3..1c0a841 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,6 +21,9 @@ tempfile = "3.10"
 serde = { version = "1.0", features = ["derive"] }
 toml = "0.8"
 
+# error handling
+terrors = "0.3"
+
 [dev-dependencies]
 # Testing
 test-log = "0.2"