diff --git a/pdfbox-validation-model/src/main/java/org/verapdf/model/impl/pb/pd/PBoxPDDocument.java b/pdfbox-validation-model/src/main/java/org/verapdf/model/impl/pb/pd/PBoxPDDocument.java
index a7964115..8017cfaa 100644
--- a/pdfbox-validation-model/src/main/java/org/verapdf/model/impl/pb/pd/PBoxPDDocument.java
+++ b/pdfbox-validation-model/src/main/java/org/verapdf/model/impl/pb/pd/PBoxPDDocument.java
@@ -89,6 +89,7 @@ public class PBoxPDDocument extends PBoxPDObject implements PDDocument {
 	 * Link name for open action of document
 	 */
 	public static final String OPEN_ACTION = "OpenAction";
+	public static final String OPEN_ACTION_DESTINATION = "OpenActionDestination";
 	/**
 	 * Link name for all outlines of document
 	 */
@@ -166,6 +167,8 @@ public List<? extends Object> getLinkedObjects(String link) {
 				return this.getOutlines();
 			case OPEN_ACTION:
 				return this.getOpenAction();
+			case OPEN_ACTION_DESTINATION:
+				return Collections.emptyList();				
 			case ACTIONS:
 				return this.getActions();
 			case PAGES:
diff --git a/pdfbox-validation-model/src/main/java/org/verapdf/model/impl/pb/pd/pboxse/PBoxSEFENote.java b/pdfbox-validation-model/src/main/java/org/verapdf/model/impl/pb/pd/pboxse/PBoxSEFENote.java
index 14614a63..4671a157 100644
--- a/pdfbox-validation-model/src/main/java/org/verapdf/model/impl/pb/pd/pboxse/PBoxSEFENote.java
+++ b/pdfbox-validation-model/src/main/java/org/verapdf/model/impl/pb/pd/pboxse/PBoxSEFENote.java
@@ -42,4 +42,9 @@ public String getNoteType() {
     public String getorphanRefs() {
         return null;
     }
+
+    @Override
+    public String getghostRefs() {
+        return null;
+    }
 }