diff --git a/pom.xml b/pom.xml
index d6b5897305..3ac3f6814d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -439,6 +439,7 @@ THE SOFTWARE.
                  <module name="NewlineAtEndOfFile">
                    <property name="lineSeparator" value="lf"/>
                  </module>
+                 <module name="UniqueProperties"/>
                  <module name="TreeWalker">
                    <module name="IllegalImport">
                      <!-- prevent the use of jsr-305 annotations -->