diff --git a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/BundleContextInterceptor.java b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/BundleContextInterceptor.java
index 79e236e..1d3759c 100644
--- a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/BundleContextInterceptor.java
+++ b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/BundleContextInterceptor.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.felix.dm.index;
 
 import org.osgi.framework.BundleContext;
diff --git a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/BundleContextInterceptorBase.java b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/BundleContextInterceptorBase.java
index 598a676..9ef292f 100644
--- a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/BundleContextInterceptorBase.java
+++ b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/BundleContextInterceptorBase.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.felix.dm.index;
 
 import java.io.File;
diff --git a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/FilterIndex.java b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/FilterIndex.java
index b306c34..00206ae 100644
--- a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/FilterIndex.java
+++ b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/FilterIndex.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.felix.dm.index;
 
 import org.osgi.framework.BundleContext;
diff --git a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/FilterIndexBundleContext.java b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/FilterIndexBundleContext.java
index 5e4baa8..4b8d324 100644
--- a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/FilterIndexBundleContext.java
+++ b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/FilterIndexBundleContext.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.felix.dm.index;
 
 import java.util.Map.Entry;
diff --git a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/MultiPropertyExactFilter.java b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/MultiPropertyExactFilter.java
index 276ba5f..e7e0185 100644
--- a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/MultiPropertyExactFilter.java
+++ b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/MultiPropertyExactFilter.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.felix.dm.index;
 
 import java.util.ArrayList;
diff --git a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/ServiceRegistryCache.java b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/ServiceRegistryCache.java
index b7df3aa..2b4b4b2 100644
--- a/dependencymanager/core/src/main/java/org/apache/felix/dm/index/ServiceRegistryCache.java
+++ b/dependencymanager/core/src/main/java/org/apache/felix/dm/index/ServiceRegistryCache.java
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 org.apache.felix.dm.index;
 
 import java.util.HashMap;