diff --git a/pom.xml b/pom.xml
index 7123f6053f..030215d7bd 100644
--- a/pom.xml
+++ b/pom.xml
@@ -674,6 +674,7 @@
                         <exclude>**/*.bat</exclude>
                         <exclude>**/*.md</exclude>
                         <exclude>.git/</exclude>
+                        <exclude>.tmp/</exclude>
                         <exclude>.gitignore</exclude>
                         <!-- ASF jenkins box puts the Maven repo in our root directory. -->
                         <exclude>.repository/</exclude>