diff --git a/src/connection.rs b/src/connection.rs
index f72f591..258b6e7 100644
--- a/src/connection.rs
+++ b/src/connection.rs
@@ -147,7 +147,7 @@ async fn epp_connect(
                 .collect();
             builder
                 .with_single_cert(certs, rustls::PrivateKey(key.0))
-                .map_err(|e| Error::Other(e.to_string()))?
+                .map_err(|e| Error::Other(e.into()))?
         }
         None => builder.with_no_client_auth(),
     };
diff --git a/src/error.rs b/src/error.rs
index 2f9a983..100f896 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -12,7 +12,7 @@ pub enum Error {
     Io(std::io::Error),
     Command(ResponseStatus),
     Xml(Box<dyn StdError>),
-    Other(String),
+    Other(Box<dyn StdError>),
 }
 
 impl StdError for Error {}
@@ -31,7 +31,7 @@ impl Display for Error {
 
 impl From<Box<dyn StdError>> for Error {
     fn from(e: Box<dyn StdError>) -> Self {
-        Self::Other(format!("{:?}", e))
+        Self::Other(e)
     }
 }