diff --git a/tutorial/rb/RubyServer.rb b/tutorial/rb/RubyServer.rb
index 684d05a..4f8e486 100755
--- a/tutorial/rb/RubyServer.rb
+++ b/tutorial/rb/RubyServer.rb
@@ -1,5 +1,24 @@
 #!/usr/bin/env ruby
 
+#
+# 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.
+#
+
 $:.push('../gen-rb')
 $:.unshift '../../lib/rb/lib'