diff --git a/.dockerignore b/.dockerignore
index 6cb161f36..95a5ffd91 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,3 +1,20 @@
+#
+# 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.
+#
+
 externals/*/target
 */target
 target
diff --git a/.gitattributes b/.gitattributes
index 53be9d4d8..1e3eb7638 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -15,7 +15,15 @@
 # limitations under the License.
 #
 
-licenses-binary/* export-ignore
+.github/ export-ignore
+.idea/ export-ignore
+.readthedocs.yml export-ignore
+.travis.yml export-ignore
+_config.yml export-ignore
+codecov.yml export-ignore
+dev/kyuubi-tpcds/ export-ignore
+docs/ export-ignore
+licenses-binary/ export-ignore
 LICENSE-binary export-ignore
 NOTICE-binary export-ignore
 *.bat text eol=crlf