diff --git a/src/main/java/com/pusher/client/channel/Channel.java b/src/main/java/com/pusher/client/channel/Channel.java
index 542038e0..90289bed 100644
--- a/src/main/java/com/pusher/client/channel/Channel.java
+++ b/src/main/java/com/pusher/client/channel/Channel.java
@@ -63,7 +63,7 @@ public interface Channel {
      *             {@link com.pusher.client.Pusher#subscribe(String, ChannelEventListener, String...)}
      *             again to receive a fresh {@linkplain Channel} instance.
      */
-    void bind_global(SubscriptionEventListener listener);
+    void bindGlobal(SubscriptionEventListener listener);
 
     /**
      * <p>
@@ -129,7 +129,7 @@ public interface Channel {
      *             {@link com.pusher.client.Pusher#subscribe(String, ChannelEventListener, String...)}
      *             again to receive a fresh {@linkplain Channel} instance.
      */
-    void unbind_global(SubscriptionEventListener listener);
+    void unbindGlobal(SubscriptionEventListener listener);
 
     /**
      *
diff --git a/src/main/java/com/pusher/client/channel/impl/ChannelImpl.java b/src/main/java/com/pusher/client/channel/impl/ChannelImpl.java
index cb1e19b5..399816ed 100644
--- a/src/main/java/com/pusher/client/channel/impl/ChannelImpl.java
+++ b/src/main/java/com/pusher/client/channel/impl/ChannelImpl.java
@@ -17,7 +17,7 @@ public class ChannelImpl implements InternalChannel {
     private static final String INTERNAL_EVENT_PREFIX = "pusher_internal:";
     protected static final String SUBSCRIPTION_SUCCESS_EVENT = "pusher_internal:subscription_succeeded";
     protected final String name;
-    private Set<SubscriptionEventListener> globalListners = new HashSet<SubscriptionEventListener>();
+    private Set<SubscriptionEventListener> globalListeners = new HashSet<SubscriptionEventListener>();
     private final Map<String, Set<SubscriptionEventListener>> eventNameToListenerMap = new HashMap<String, Set<SubscriptionEventListener>>();
     protected volatile ChannelState state = ChannelState.INITIAL;
     private ChannelEventListener eventListener;
@@ -68,14 +68,11 @@ public void bind(final String eventName, final SubscriptionEventListener listene
     }
 
     @Override
-    public void bind_global(SubscriptionEventListener listener) {
+    public void bindGlobal(SubscriptionEventListener listener) {
         validateArguments("", listener);
 
         synchronized(lock) {
-            if (globalListners == null) {
-                globalListners = new HashSet<SubscriptionEventListener>();
-            }
-            globalListners.add(listener);
+            globalListeners.add(listener);
         }
     }
 
@@ -96,12 +93,12 @@ public void unbind(final String eventName, final SubscriptionEventListener liste
     }
 
     @Override
-    public void unbind_global(SubscriptionEventListener listener) {
+    public void unbindGlobal(SubscriptionEventListener listener) {
         validateArguments("", listener);
 
         synchronized(lock) {
-            if (globalListners != null) {
-                globalListners.remove(listener);
+            if (globalListeners != null) {
+                globalListeners.remove(listener);
             }
         }
     }
@@ -244,8 +241,8 @@ protected Set<SubscriptionEventListener> getInterestedListeners(String event) {
             if (sharedListeners != null ) {
                 listners.addAll(sharedListeners);
             }
-            if (!globalListners.isEmpty()) {
-                listners.addAll(globalListners);
+            if (!globalListeners.isEmpty()) {
+                listners.addAll(globalListeners);
             }
 
             if (listners.isEmpty()){
diff --git a/src/test/java/com/pusher/client/channel/impl/ChannelImplTest.java b/src/test/java/com/pusher/client/channel/impl/ChannelImplTest.java
index bf922dc2..5699a4a0 100644
--- a/src/test/java/com/pusher/client/channel/impl/ChannelImplTest.java
+++ b/src/test/java/com/pusher/client/channel/impl/ChannelImplTest.java
@@ -121,7 +121,7 @@ public void testDataIsExtractedFromMessageAndPassedToSingleListener() {
     }
     @Test
     public void testDataIsExtractedFromMessageAndPassedToSingleListenerGlobalEvent() {
-        channel.bind_global(mockListener);
+        channel.bindGlobal(mockListener);
         channel.onMessage(EVENT_NAME, "{\"event\":\"event1\",\"data\":\"{\\\"fish\\\":\\\"chips\\\"}\"}");
 
         verify(mockListener, times(1)).onEvent(argCaptor.capture());
@@ -166,8 +166,8 @@ public void testEventIsNotPassedOnIfListenerHasUnboundFromEvent() {
     @Test
     public void testEventIsNotPassedOnIfListenerHasUnboundFromGlobalEvent() {
 
-        channel.bind_global(mockListener);
-        channel.unbind_global(mockListener);
+        channel.bindGlobal(mockListener);
+        channel.unbindGlobal(mockListener);
         channel.onMessage(EVENT_NAME, "{\"event\":\"event1\",\"data\":\"{\\\"fish\\\":\\\"chips\\\"}\"}");
 
         verify(mockListener, never()).onEvent(any(PusherEvent.class));
diff --git a/src/test/java/com/pusher/client/channel/impl/PrivateEncryptedChannelImplTest.java b/src/test/java/com/pusher/client/channel/impl/PrivateEncryptedChannelImplTest.java
index da81aacf..7bcabf8d 100644
--- a/src/test/java/com/pusher/client/channel/impl/PrivateEncryptedChannelImplTest.java
+++ b/src/test/java/com/pusher/client/channel/impl/PrivateEncryptedChannelImplTest.java
@@ -208,7 +208,7 @@ public void testDataIsExtractedFromMessageAndPassedToSingleListenerGlobalEvent()
 
         PrivateEncryptedChannelEventListener mockListener = mock(PrivateEncryptedChannelEventListener.class);
 
-        channel.bind_global(mockListener);
+        channel.bindGlobal(mockListener);
 
         channel.onMessage("my-event", "{\"event\":\"event1\",\"data\":\"{" +
                 "\\\"nonce\\\": \\\"4sVYwy4j/8dCcjyxtPCWyk19GaaViaW9\\\"," +