diff --git a/contrib/pom.xml b/contrib/pom.xml
index a9d16633..23e02519 100644
--- a/contrib/pom.xml
+++ b/contrib/pom.xml
@@ -16,31 +16,8 @@
 	<dependencies>
 		<dependency>
 			<groupId>org.apache.hbase</groupId>
-			<artifactId>hbase</artifactId>
-			<version>0.90.6-cdh3u5</version>
-			<scope>compile</scope>
-			<exclusions>
-				<exclusion>
-					<groupId>org.mortbay.jetty</groupId>
-					<artifactId>servlet-api-2.5</artifactId>
-				</exclusion>
-				<exclusion>
-					<groupId>org.mortbay.jetty</groupId>
-					<artifactId>jsp-2.1</artifactId>
-				</exclusion>
-				<exclusion>
-					<groupId>org.mortbay.jetty</groupId>
-					<artifactId>jsp-api-2.1</artifactId>
-				</exclusion>
-				<exclusion>
-					<groupId>org.mortbay.jetty</groupId>
-					<artifactId>jetty</artifactId>
-				</exclusion>
-				<exclusion>
-					<groupId>tomcat</groupId>
-					<artifactId>jasper-compiler</artifactId>
-				</exclusion>
-			</exclusions>
+			<artifactId>hbase-client</artifactId>
+			<version>0.96.1.1-cdh5.0.2</version>
 		</dependency>
 		<dependency>
 			<groupId>org.archive.heritrix</groupId>
diff --git a/contrib/src/main/java/org/archive/crawler/frontier/AMQPUrlReceiver.java b/contrib/src/main/java/org/archive/crawler/frontier/AMQPUrlReceiver.java
index 5bbfec04..c25d78d1 100644
--- a/contrib/src/main/java/org/archive/crawler/frontier/AMQPUrlReceiver.java
+++ b/contrib/src/main/java/org/archive/crawler/frontier/AMQPUrlReceiver.java
@@ -117,7 +117,7 @@ public class AMQPUrlReceiver implements Lifecycle, ApplicationListener<CrawlStat
                     synchronized (AMQPUrlReceiver.this) {
                         try {
                             Consumer consumer = new UrlConsumer(channel());
-                            channel.queueDeclare(getQueueName(), false, false, true, null);
+                            channel().queueDeclare(getQueueName(), false, false, true, null);
                             channel().queueBind(getQueueName(), getExchange(), getQueueName());
                             channel().basicConsume(getQueueName(), false, consumer);
                             isRunning = true;
diff --git a/contrib/src/main/java/org/archive/modules/recrawl/hbase/HBase.java b/contrib/src/main/java/org/archive/modules/recrawl/hbase/HBase.java
index e4ebd20c..2491771d 100644
--- a/contrib/src/main/java/org/archive/modules/recrawl/hbase/HBase.java
+++ b/contrib/src/main/java/org/archive/modules/recrawl/hbase/HBase.java
@@ -25,8 +25,6 @@ import java.util.logging.Logger;
 
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hbase.HBaseConfiguration;
-import org.apache.hadoop.hbase.MasterNotRunningException;
-import org.apache.hadoop.hbase.ZooKeeperConnectionException;
 import org.apache.hadoop.hbase.client.HBaseAdmin;
 import org.apache.hadoop.hbase.client.HConnectionManager;
 import org.springframework.context.Lifecycle;
@@ -78,7 +76,7 @@ public class HBase implements Lifecycle {
 
     protected transient HBaseAdmin admin;
 
-    public synchronized HBaseAdmin admin() throws MasterNotRunningException, ZooKeeperConnectionException {
+    public synchronized HBaseAdmin admin() throws IOException {
         if (admin == null) {
             admin = new HBaseAdmin(configuration());
         }
@@ -99,7 +97,8 @@ public class HBase implements Lifecycle {
             admin = null;
         }
         if (conf != null) {
-            HConnectionManager.deleteConnection(conf, true);
+            // HConnectionManager.deleteConnection(conf); // XXX?
+            conf = null;
         }
     }
 
diff --git a/contrib/src/main/java/org/archive/modules/recrawl/hbase/HBaseContentDigestHistory.java b/contrib/src/main/java/org/archive/modules/recrawl/hbase/HBaseContentDigestHistory.java
index 41197418..6ec29d36 100644
--- a/contrib/src/main/java/org/archive/modules/recrawl/hbase/HBaseContentDigestHistory.java
+++ b/contrib/src/main/java/org/archive/modules/recrawl/hbase/HBaseContentDigestHistory.java
@@ -24,14 +24,15 @@ import org.apache.hadoop.hbase.client.Result;
 import org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException;
 import org.apache.hadoop.hbase.regionserver.NoSuchColumnFamilyException;
 import org.apache.hadoop.hbase.util.Bytes;
-import org.apache.hadoop.thirdparty.guava.common.collect.BiMap;
-import org.apache.hadoop.thirdparty.guava.common.collect.HashBiMap;
 import org.archive.modules.CrawlURI;
 import org.archive.modules.recrawl.AbstractContentDigestHistory;
 import org.json.JSONException;
 import org.json.JSONObject;
 import org.springframework.context.Lifecycle;
 
+import com.google.common.collect.BiMap;
+import com.google.common.collect.HashBiMap;
+
 /**
  * HBase content digest history store. Must be a toplevel bean in
  * crawler-beans.cxml in order to receive {@link Lifecycle} events.
diff --git a/contrib/src/main/java/org/archive/modules/recrawl/hbase/SingleHBaseTable.java b/contrib/src/main/java/org/archive/modules/recrawl/hbase/SingleHBaseTable.java
index f14b98fd..d1eade06 100644
--- a/contrib/src/main/java/org/archive/modules/recrawl/hbase/SingleHBaseTable.java
+++ b/contrib/src/main/java/org/archive/modules/recrawl/hbase/SingleHBaseTable.java
@@ -32,7 +32,6 @@ import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.NotServingRegionException;
 import org.apache.hadoop.hbase.TableNotFoundException;
 import org.apache.hadoop.hbase.client.Get;
-import org.apache.hadoop.hbase.client.HConnectionManager;
 import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.HTableInterface;
 import org.apache.hadoop.hbase.client.Put;
@@ -158,11 +157,6 @@ public class SingleHBaseTable extends HBaseTableBean {
         } catch (IOException ex) {
             LOG.warn("error closing " + htable + " - some commits may have been lost");
         }
-        // necessary because HTable.close() does neither release HConnection 
-        // resources nor unregister failed HConnection. new HTable will get
-        // the same failed HConnection again without this. Apparently CDH3u5 has
-        // fixed this issue.
-        HConnectionManager.deleteConnection(htable.getConfiguration(), true);
         if (byError) {
             tableError = System.currentTimeMillis();
         }