diff --git a/tokio-xmpp/Cargo.toml b/tokio-xmpp/Cargo.toml
index 6ab11d8d..021070b1 100644
--- a/tokio-xmpp/Cargo.toml
+++ b/tokio-xmpp/Cargo.toml
@@ -17,7 +17,7 @@ futures = "0.3"
 idna = "0.2"
 log = "0.4"
 native-tls = "0.2"
-sasl = "0.4"
+sasl = "0.5"
 tokio = { version = "1", features = ["net", "rt", "rt-multi-thread", "macros"] }
 tokio-util = { version = "0.6", features = ["codec"] }
 tokio-stream = { version = "0.1", features = [] }
diff --git a/tokio-xmpp/src/client/auth.rs b/tokio-xmpp/src/client/auth.rs
index 165f0559..a5560a9c 100644
--- a/tokio-xmpp/src/client/auth.rs
+++ b/tokio-xmpp/src/client/auth.rs
@@ -29,7 +29,7 @@ pub async fn auth<S: AsyncRead + AsyncWrite + Unpin>(
     for local_mech in local_mechs {
         let mut mechanism = local_mech();
         if remote_mechs.contains(mechanism.name()) {
-            let initial = mechanism.initial().map_err(AuthError::Sasl)?;
+            let initial = mechanism.initial();
             let mechanism_name =
                 XMPPMechanism::from_str(mechanism.name()).map_err(ProtocolError::Parsers)?;
 
diff --git a/tokio-xmpp/src/error.rs b/tokio-xmpp/src/error.rs
index efde29ec..7a03037e 100644
--- a/tokio-xmpp/src/error.rs
+++ b/tokio-xmpp/src/error.rs
@@ -1,4 +1,5 @@
 use native_tls::Error as TlsError;
+use sasl::client::MechanismError as SaslMechanismError;
 use std::borrow::Cow;
 use std::error::Error as StdError;
 use std::fmt;
@@ -199,7 +200,7 @@ pub enum AuthError {
     /// No matching SASL mechanism available
     NoMechanism,
     /// Local SASL implementation error
-    Sasl(String),
+    Sasl(SaslMechanismError),
     /// Failure from server
     Fail(SaslDefinedCondition),
     /// Component authentication failure