diff --git a/apps/emqx_coap/src/emqx_coap_mqtt_adapter.erl b/apps/emqx_coap/src/emqx_coap_mqtt_adapter.erl
index 315cfbb5c..a76dc904e 100644
--- a/apps/emqx_coap/src/emqx_coap_mqtt_adapter.erl
+++ b/apps/emqx_coap/src/emqx_coap_mqtt_adapter.erl
@@ -113,7 +113,7 @@ init({ClientId, Username, Password, Channel}) ->
                     password = Password},
     _ = run_hooks('client.connect', [conninfo(State0)], undefined),
     case emqx_access_control:authenticate(clientinfo(State0)) of
-        {ok, _AuthResult} ->
+        ok ->
             ok = emqx_cm:discard_session(ClientId),
 
             _ = run_hooks('client.connack', [conninfo(State0), success], undefined),
diff --git a/rebar.config b/rebar.config
index 0c741e907..3bda59133 100644
--- a/rebar.config
+++ b/rebar.config
@@ -63,7 +63,7 @@
     , {snabbkaffe, {git, "https://github.com/kafka4beam/snabbkaffe.git", {tag, "0.13.0"}}}
     , {hocon, {git, "https://github.com/emqx/hocon.git", {tag, "0.9.6"}}}
     , {emqx_http_lib, {git, "https://github.com/emqx/emqx_http_lib.git", {tag, "0.2.1"}}}
-    , {esasl, {git, "https://github.com/emqx/esasl", {branch, "refactor/sasl"}}}
+    , {esasl, {git, "https://github.com/emqx/esasl", {tag, "0.1.0"}}}
     ]}.
 
 {xref_ignores,