diff --git a/gradle.properties b/gradle.properties
index 15c9d96..ae09c7b 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
-fhirCoreVersion = 6.3.29
+fhirCoreVersion = 6.4.1-SNAPSHOT
 apachePoiVersion = 5.2.1
 jacksonVersion = 2.16.0
 apacheHttpcomponentsVersion = 4.5.13
diff --git a/src/main/java/org/hl7/fhir/tools/publisher/ExampleInspector.java b/src/main/java/org/hl7/fhir/tools/publisher/ExampleInspector.java
index 3b80237..df4e9a5 100644
--- a/src/main/java/org/hl7/fhir/tools/publisher/ExampleInspector.java
+++ b/src/main/java/org/hl7/fhir/tools/publisher/ExampleInspector.java
@@ -80,8 +80,8 @@
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueSeverity;
 import org.hl7.fhir.utilities.validation.ValidationMessage.IssueType;
 import org.hl7.fhir.utilities.validation.ValidationMessage.Source;
-import org.hl7.fhir.validation.instance.BasePolicyAdvisorForFullValidation;
 import org.hl7.fhir.validation.instance.InstanceValidator;
+import org.hl7.fhir.validation.instance.advisor.BasePolicyAdvisorForFullValidation;
 import org.json.JSONObject;
 import org.json.JSONTokener;
 import org.xml.sax.SAXException;
@@ -876,6 +876,16 @@ public List<StructureDefinition> getImpliedProfilesForResource(IResourceValidato
         definition, structure, resource, valid, msgServices, messages);
   }
 
+  @Override
+  public boolean isSuppressMessageId(String path, String messageId) {
+    return false;
+  }
+
+  @Override
+  public ReferenceValidationPolicy getReferencePolicy() {
+    return ReferenceValidationPolicy.IGNORE;
+  }
+
 
 }