diff --git a/.settings/edu.umd.cs.findbugs.core.prefs b/.settings/edu.umd.cs.findbugs.core.prefs
index 9b2470c30687f478efc20f8c572cc798a4fb8a6a..540b21fa2a869b37f1f36cb558a13cff43e0276c 100644
--- a/.settings/edu.umd.cs.findbugs.core.prefs
+++ b/.settings/edu.umd.cs.findbugs.core.prefs
@@ -1,5 +1,5 @@
 #FindBugs User Preferences
-#Thu Apr 16 10:55:19 CEST 2015
+#Thu Apr 16 10:58:21 CEST 2015
 detector_threshold=3
 effort=max
 excludefilter0=.fbExcludeFilterFile|true
diff --git a/src/main/java/teetime/framework/pipe/SpScPipe.java b/src/main/java/teetime/framework/pipe/SpScPipe.java
index f4fd6d90c7cd5edccd86739847fa0107f2df11b7..3160d38b9ffc116ba9ce8bb1e3e3aaa4a4e5c295 100644
--- a/src/main/java/teetime/framework/pipe/SpScPipe.java
+++ b/src/main/java/teetime/framework/pipe/SpScPipe.java
@@ -15,11 +15,10 @@
  */
 package teetime.framework.pipe;
 
-import org.jctools.queues.ObservableSpScArrayQueue;
-
 import teetime.framework.AbstractInterThreadPipe;
 import teetime.framework.InputPort;
 import teetime.framework.OutputPort;
+import teetime.util.concurrent.queue.ObservableSpScArrayQueue;
 
 public final class SpScPipe extends AbstractInterThreadPipe implements IMonitorablePipe {
 
diff --git a/src/main/java/org/jctools/queues/ObservableSpScArrayQueue.java b/src/main/java/teetime/util/concurrent/queue/ObservableSpScArrayQueue.java
similarity index 94%
rename from src/main/java/org/jctools/queues/ObservableSpScArrayQueue.java
rename to src/main/java/teetime/util/concurrent/queue/ObservableSpScArrayQueue.java
index c4c735635d5d0da4e2ff71c4c603b37b0ef2d54e..a1d253a44d56b52f084abdc72eaecc874d171420 100644
--- a/src/main/java/org/jctools/queues/ObservableSpScArrayQueue.java
+++ b/src/main/java/teetime/util/concurrent/queue/ObservableSpScArrayQueue.java
@@ -13,7 +13,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.jctools.queues;
+package teetime.util.concurrent.queue;
+
+import org.jctools.queues.SpscArrayQueue;
 
 public final class ObservableSpScArrayQueue<E> extends SpscArrayQueue<E> {
 
diff --git a/src/site/markdown/wiki b/src/site/markdown/wiki
index 162510ff4d2f04011498ba6920aae0c78347c6c8..0e4474577e1f49bc96e734c286b2d9e0363895e8 160000
--- a/src/site/markdown/wiki
+++ b/src/site/markdown/wiki
@@ -1 +1 @@
-Subproject commit 162510ff4d2f04011498ba6920aae0c78347c6c8
+Subproject commit 0e4474577e1f49bc96e734c286b2d9e0363895e8