diff --git a/src/main/java/org/apache/maven/plugins/changelog/ChangeLogReport.java b/src/main/java/org/apache/maven/plugins/changelog/ChangeLogReport.java
index 535dc32..a5dfbbe 100644
--- a/src/main/java/org/apache/maven/plugins/changelog/ChangeLogReport.java
+++ b/src/main/java/org/apache/maven/plugins/changelog/ChangeLogReport.java
@@ -170,14 +170,6 @@
     private int outputXMLExpiration;
 
     /**
-     * Comment format string used for interrogating
-     * the revision control system.
-     * Currently only used by the ClearcaseChangeLogGenerator.
-     */
-    @Parameter(property = "changelog.commentFormat")
-    private String commentFormat;
-
-    /**
      * The file encoding when writing non-HTML reports.
      */
     @Parameter(property = "changelog.outputEncoding", defaultValue = "${project.reporting.outputEncoding}")