Fix rat issues.
diff --git a/pom.xml b/pom.xml
index 3fc5974..98af705 100644
--- a/pom.xml
+++ b/pom.xml
@@ -285,7 +285,7 @@
         <version>0.12</version>
         <configuration>
           <excludes>
-            <exclude>**/README.md</exclude>
+            <exclude>**/*.md</exclude>
             <exclude>**/*.json</exclude>
             <exclude>**/*.log</exclude>
             <exclude>**/*.txt</exclude>