diff --git a/build.xml b/build.xml
index 7d0fc001c..e2d360409 100644
--- a/build.xml
+++ b/build.xml
@@ -1,4 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ Copyright 2007 Google Inc.
+
+ 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="ZXing" default="build">
 
   <property file="build.properties"/>
diff --git a/core-ext/build.xml b/core-ext/build.xml
index da4e7c37c..839833e54 100644
--- a/core-ext/build.xml
+++ b/core-ext/build.xml
@@ -1,4 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ Copyright 2007 Google Inc.
+
+ 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="core-ext" default="build">
 
   <target name="init">
diff --git a/core/build.xml b/core/build.xml
index c48cdfb55..d3dff77e6 100644
--- a/core/build.xml
+++ b/core/build.xml
@@ -1,4 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ Copyright 2007 Google Inc.
+
+ 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="core" default="build">
 
   <property file="../build.properties"/>
diff --git a/javame/build.xml b/javame/build.xml
index 240dc7ff4..39fdbfb1a 100644
--- a/javame/build.xml
+++ b/javame/build.xml
@@ -1,4 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ Copyright 2007 Google Inc.
+
+ 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="javame" default="build">
 
   <property file="../build.properties"/>
diff --git a/javase/build.xml b/javase/build.xml
index 1aa77caaa..aeb0d5ef5 100644
--- a/javase/build.xml
+++ b/javase/build.xml
@@ -1,4 +1,21 @@
 <?xml version="1.0" encoding="UTF-8"?>
+
+<!--
+ Copyright 2007 Google Inc.
+
+ 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="javase" default="build">
 
   <target name="init">