diff --git a/src/main/java/rx/internal/util/atomic/BaseLinkedAtomicQueue.java b/src/main/java/rx/internal/util/atomic/BaseLinkedAtomicQueue.java
index fc8acd4aa8..f46890b7f1 100644
--- a/src/main/java/rx/internal/util/atomic/BaseLinkedAtomicQueue.java
+++ b/src/main/java/rx/internal/util/atomic/BaseLinkedAtomicQueue.java
@@ -10,6 +10,9 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ * 
+ * Original License: https://github.com/JCTools/JCTools/blob/master/LICENSE
+ * Original location: https://github.com/JCTools/JCTools/blob/master/jctools-core/src/main/java/org/jctools/queues/atomic/BaseLinkedAtomicQueue.java
  */
 package rx.internal.util.atomic;
 
diff --git a/src/main/java/rx/internal/util/atomic/LinkedQueueNode.java b/src/main/java/rx/internal/util/atomic/LinkedQueueNode.java
index 9d402e4b04..d687460c64 100644
--- a/src/main/java/rx/internal/util/atomic/LinkedQueueNode.java
+++ b/src/main/java/rx/internal/util/atomic/LinkedQueueNode.java
@@ -10,6 +10,9 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ * 
+ * Original License: https://github.com/JCTools/JCTools/blob/master/LICENSE
+ * Original location: https://github.com/JCTools/JCTools/blob/master/jctools-core/src/main/java/org/jctools/queues/LinkedQueueNode.java
  */
 package rx.internal.util.atomic;
 
diff --git a/src/main/java/rx/internal/util/atomic/MpscLinkedAtomicQueue.java b/src/main/java/rx/internal/util/atomic/MpscLinkedAtomicQueue.java
index 51744a818a..ebc1264599 100644
--- a/src/main/java/rx/internal/util/atomic/MpscLinkedAtomicQueue.java
+++ b/src/main/java/rx/internal/util/atomic/MpscLinkedAtomicQueue.java
@@ -10,6 +10,9 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ * 
+ * Original License: https://github.com/JCTools/JCTools/blob/master/LICENSE
+ * Original location: https://github.com/JCTools/JCTools/blob/master/jctools-core/src/main/java/org/jctools/queues/atomic/MpscLinkedAtomicQueue.java
  */
 package rx.internal.util.atomic;
 
diff --git a/src/main/java/rx/internal/util/atomic/SpscLinkedAtomicQueue.java b/src/main/java/rx/internal/util/atomic/SpscLinkedAtomicQueue.java
index b7778ec18e..5832f7371d 100644
--- a/src/main/java/rx/internal/util/atomic/SpscLinkedAtomicQueue.java
+++ b/src/main/java/rx/internal/util/atomic/SpscLinkedAtomicQueue.java
@@ -10,6 +10,9 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ * 
+ * Original License: https://github.com/JCTools/JCTools/blob/master/LICENSE
+ * Original location: https://github.com/JCTools/JCTools/blob/master/jctools-core/src/main/java/org/jctools/queues/atomic/SpscLinkedAtomicQueue.java
  */
 package rx.internal.util.atomic;
 
diff --git a/src/main/java/rx/internal/util/unsafe/BaseLinkedQueue.java b/src/main/java/rx/internal/util/unsafe/BaseLinkedQueue.java
index 4f0106a56f..05bcb798fb 100644
--- a/src/main/java/rx/internal/util/unsafe/BaseLinkedQueue.java
+++ b/src/main/java/rx/internal/util/unsafe/BaseLinkedQueue.java
@@ -10,6 +10,9 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ * 
+ * Original License: https://github.com/JCTools/JCTools/blob/master/LICENSE
+ * Original location: https://github.com/JCTools/JCTools/blob/master/jctools-core/src/main/java/org/jctools/queues/atomic/BaseLinkedQueue.java
  */
 package rx.internal.util.unsafe;
 
diff --git a/src/main/java/rx/internal/util/unsafe/MpscLinkedQueue.java b/src/main/java/rx/internal/util/unsafe/MpscLinkedQueue.java
index 0252db5ed3..f9e63f1c6b 100644
--- a/src/main/java/rx/internal/util/unsafe/MpscLinkedQueue.java
+++ b/src/main/java/rx/internal/util/unsafe/MpscLinkedQueue.java
@@ -10,6 +10,9 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ * 
+ * Original License: https://github.com/JCTools/JCTools/blob/master/LICENSE
+ * Original location: https://github.com/JCTools/JCTools/blob/master/jctools-core/src/main/java/org/jctools/queues/MpscLinkedQueue.java
  */
 package rx.internal.util.unsafe;
 
diff --git a/src/main/java/rx/internal/util/unsafe/SpscLinkedQueue.java b/src/main/java/rx/internal/util/unsafe/SpscLinkedQueue.java
index 74ccc1b50b..7c3c675b48 100644
--- a/src/main/java/rx/internal/util/unsafe/SpscLinkedQueue.java
+++ b/src/main/java/rx/internal/util/unsafe/SpscLinkedQueue.java
@@ -10,6 +10,9 @@
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
+ * 
+ * Original License: https://github.com/JCTools/JCTools/blob/master/LICENSE
+ * Original location: https://github.com/JCTools/JCTools/blob/master/jctools-core/src/main/java/org/jctools/queues/SpscLinkedQueue.java
  */
 package rx.internal.util.unsafe;