diff --git a/pmd/regress/test/net/sourceforge/pmd/cpd/MarkTest.java b/pmd/regress/test/net/sourceforge/pmd/cpd/MarkTest.java
new file mode 100644
index 0000000000..2f8c39d45f
--- /dev/null
+++ b/pmd/regress/test/net/sourceforge/pmd/cpd/MarkTest.java
@@ -0,0 +1,17 @@
+package test.net.sourceforge.pmd.cpd;
+
+import net.sourceforge.pmd.cpd.Mark;
+import net.sourceforge.pmd.cpd.Locator;
+import net.sourceforge.pmd.cpd.CPDNullListener;
+import junit.framework.TestCase;
+
+import java.util.ArrayList;
+
+public class MarkTest extends TestCase {
+
+    public void testSimple() {
+        Locator loc = new Locator("/var/foo.java", 10);
+        Mark mark = new Mark(new ArrayList(), 5, loc, new CPDNullListener());
+        assertEquals(mark.getLocator(), loc);
+    }
+}