diff --git a/hbase-checkstyle/src/main/resources/hbase/checkstyle.xml b/hbase-checkstyle/src/main/resources/hbase/checkstyle.xml
index d0a15ad5a94..b5c7c97f50e 100644
--- a/hbase-checkstyle/src/main/resources/hbase/checkstyle.xml
+++ b/hbase-checkstyle/src/main/resources/hbase/checkstyle.xml
@@ -77,7 +77,7 @@
       <property name="processJavadoc" value="true"/>
     </module>
     <module name="IllegalImport">
-      <property name="illegalPkgs" value="com.google.common, io.netty, org.apache.curator.shaded, org.apache.htrace.shaded, org.apache.commons.cli, org.apache.commons.collections4"/>
+      <property name="illegalPkgs" value="com.google.common, io.netty, org.apache.curator.shaded, org.apache.htrace.shaded, org.apache.commons.cli, org.apache.commons.collections, org.apache.commons.collections4"/>
     </module>
     <!-- Javadoc Checks
     http://checkstyle.sourceforge.net/config_javadoc.html -->