diff --git a/build.gradle b/build.gradle
index 8abebf3..7fcc84f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -12,9 +12,9 @@ repositories {
 }
 
 dependencies {
-    compile 'io.netty:netty-all:4.0.27.Final'
-    compile 'com.google.guava:guava:11.0'
-    compile 'org.slf4j:slf4j-api:1.6.1'
-    runtime 'ch.qos.logback:logback-classic:1.0.0'
+    compile 'io.netty:netty-all:4.1.17.Final'
+    compile 'com.google.guava:guava:23.4-jre'
+    compile 'org.slf4j:slf4j-api:1.7.25'
+    runtime 'ch.qos.logback:logback-classic:1.2.3'
     testCompile 'junit:junit:4.8.1'
 }
diff --git a/src/main/java/org/freeswitch/esl/client/transport/event/EslEvent.java b/src/main/java/org/freeswitch/esl/client/transport/event/EslEvent.java
index 50f8858..f64e253 100644
--- a/src/main/java/org/freeswitch/esl/client/transport/event/EslEvent.java
+++ b/src/main/java/org/freeswitch/esl/client/transport/event/EslEvent.java
@@ -30,7 +30,7 @@
 import java.util.List;
 import java.util.Map;
 
-import static com.google.common.base.Objects.toStringHelper;
+import static com.google.common.base.MoreObjects.toStringHelper;
 
 /**
  * FreeSWITCH Event Socket <strong>events</strong> are decoded into this data object.
diff --git a/src/main/java/org/freeswitch/esl/client/transport/message/EslMessage.java b/src/main/java/org/freeswitch/esl/client/transport/message/EslMessage.java
index 22e26e4..febe5f2 100644
--- a/src/main/java/org/freeswitch/esl/client/transport/message/EslMessage.java
+++ b/src/main/java/org/freeswitch/esl/client/transport/message/EslMessage.java
@@ -24,7 +24,7 @@
 import java.util.List;
 import java.util.Map;
 
-import static com.google.common.base.Objects.toStringHelper;
+import static com.google.common.base.MoreObjects.toStringHelper;
 
 /**
  * Basic FreeSWITCH Event Socket messages from the server are decoded into this data object.
diff --git a/src/test/java/OutboundTest.java b/src/test/java/OutboundTest.java
index b8abf6e..a4a6d37 100644
--- a/src/test/java/OutboundTest.java
+++ b/src/test/java/OutboundTest.java
@@ -86,7 +86,7 @@ public void onEslEvent(Context ctx,
 
                         }
                     });
-            outboundServer.start();
+            outboundServer.startAsync();
 
         } catch (Throwable t) {
             Throwables.propagate(t);