diff --git a/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/internal/Atomic.kt b/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/internal/Atomic.kt
index a258d92..75cd679 100644
--- a/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/internal/Atomic.kt
+++ b/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/internal/Atomic.kt
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2016-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.
+ */
+
 package kotlinx.coroutines.experimental.internal
 
 import java.util.concurrent.atomic.AtomicReferenceFieldUpdater
diff --git a/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/intrinsics/Undispatched.kt b/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/intrinsics/Undispatched.kt
index 9947590..43419fb 100644
--- a/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/intrinsics/Undispatched.kt
+++ b/kotlinx-coroutines-core/src/main/kotlin/kotlinx/coroutines/experimental/intrinsics/Undispatched.kt
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2016-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.
+ */
+
 package kotlinx.coroutines.experimental.intrinsics
 
 import kotlin.coroutines.experimental.Continuation
diff --git a/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/CancellableContinuationImplTest.kt b/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/CancellableContinuationImplTest.kt
index 7c5afee..5139c9b 100644
--- a/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/CancellableContinuationImplTest.kt
+++ b/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/CancellableContinuationImplTest.kt
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2016-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.
+ */
+
 package kotlinx.coroutines.experimental
 
 import org.junit.Test
diff --git a/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/LaunchLazyTest.kt b/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/LaunchLazyTest.kt
index 09d80b8..a24678b 100644
--- a/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/LaunchLazyTest.kt
+++ b/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/LaunchLazyTest.kt
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2016-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.
+ */
+
 package kotlinx.coroutines.experimental
 
 import org.junit.Test
diff --git a/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/RunBlockingTest.kt b/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/RunBlockingTest.kt
index 2d3af81..27aa775 100644
--- a/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/RunBlockingTest.kt
+++ b/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/RunBlockingTest.kt
@@ -9,7 +9,7 @@
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
- *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * 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.
  */
diff --git a/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/selects/SelectDeferredTest.kt b/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/selects/SelectDeferredTest.kt
index 0e65408..cf34b4e 100644
--- a/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/selects/SelectDeferredTest.kt
+++ b/kotlinx-coroutines-core/src/test/kotlin/kotlinx/coroutines/experimental/selects/SelectDeferredTest.kt
@@ -1,3 +1,19 @@
+/*
+ * Copyright 2016-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * 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.
+ */
+
 package kotlinx.coroutines.experimental.selects
 
 import kotlinx.coroutines.experimental.*
diff --git a/site/build.xml b/site/build.xml
index e7614e0..26197bb 100644
--- a/site/build.xml
+++ b/site/build.xml
@@ -1,3 +1,19 @@
+<!--
+  ~ Copyright 2016-2017 JetBrains s.r.o.
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~ http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ 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.
+  -->
+
 <project name="site" default="site">
     <target name="site">
         <copy todir="target">