diff --git a/pmd/rulesets/strings.xml b/pmd/rulesets/strings.xml
index 2d10be2dc7..02dadcae34 100644
--- a/pmd/rulesets/strings.xml
+++ b/pmd/rulesets/strings.xml
@@ -21,6 +21,10 @@ Code containing duplicate String literals can usually be improved by declaring t
         <priority>3</priority>
    <properties>
     <property name="threshold" description="The number of duplicate literals reporting threshold" value="4"/>
+    <property name="skipAnnotations" description="Skip literals within Annotations" value="false"/>
+    <property name="exceptionlist" description="Strings in that list are skipped"/>
+    <property name="separator" description="Separator used in the exceptionlist" value=","/>
+    <property name="exceptionfile" description="File containing strings to skip (one string per line), only used if exceptionlist is not set"/>
    </properties>
     <example>
 <![CDATA[