diff --git a/src/store-update/pom.xml b/src/store-update/pom.xml
index 12900a2..da76408 100644
--- a/src/store-update/pom.xml
+++ b/src/store-update/pom.xml
@@ -24,7 +24,7 @@
     <dependency>
       <groupId>org.eclipse.lyo.store</groupId>
       <artifactId>store-core</artifactId>
-      <version>2.2.0</version>
+      <version>${oslc4j-core.version}</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>
diff --git a/src/store-update/src/main/java/org/eclipse/lyo/store/update/handlers/TrsMqttChangeLogHandler.java b/src/store-update/src/main/java/org/eclipse/lyo/store/update/handlers/TrsMqttChangeLogHandler.java
index 40cf88b..589bccf 100644
--- a/src/store-update/src/main/java/org/eclipse/lyo/store/update/handlers/TrsMqttChangeLogHandler.java
+++ b/src/store-update/src/main/java/org/eclipse/lyo/store/update/handlers/TrsMqttChangeLogHandler.java
@@ -3,8 +3,11 @@
 import java.lang.reflect.InvocationTargetException;
 import java.net.URI;
 import java.net.URISyntaxException;
+import java.text.DateFormat;
+import java.text.SimpleDateFormat;
 import java.util.Collection;
 import java.util.List;
+import java.util.TimeZone;
 
 import javax.xml.datatype.DatatypeConfigurationException;
 
@@ -24,7 +27,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.hp.hpl.jena.rdf.model.Model;
+import org.apache.jena.rdf.model.Model;
 
 public class TrsMqttChangeLogHandler<T> extends TrsChangelogHandler<T> {
     private final Logger log = LoggerFactory.getLogger(TrsMqttChangeLogHandler.class);
@@ -73,7 +76,11 @@ private AbstractResource trsChangeResourceFrom(HistoryData historyData) {
         URI uri = historyData.getUri();
         URI changedUri;
         try {
-            changedUri = new URI("urn:x-trs:" + historyData.getTimestamp() + ":this.order");
+            TimeZone tz = TimeZone.getTimeZone("UTC");
+            DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm'Z'"); // Quoted "Z" to indicate UTC, no timezone offset
+            df.setTimeZone(tz);
+            String nowAsISO = df.format(historyData.getTimestamp());
+            changedUri = new URI("urn:x-trs:" + nowAsISO + ":" + this.order);
             ChangeEvent ce;
             if (histDataType == HistoryData.CREATED) {
                 ce = new Creation(changedUri, uri, this.order);
diff --git a/src/store-update/src/test/java/org/eclipse/lyo/store/update/TestHistoryResource.java b/src/store-update/src/test/java/org/eclipse/lyo/store/update/TestHistoryResource.java
index fd4c32e..55adc55 100644
--- a/src/store-update/src/test/java/org/eclipse/lyo/store/update/TestHistoryResource.java
+++ b/src/store-update/src/test/java/org/eclipse/lyo/store/update/TestHistoryResource.java
@@ -1,6 +1,6 @@
 package org.eclipse.lyo.store.update;
 
-import com.hp.hpl.jena.rdf.model.Model;
+import org.apache.jena.rdf.model.Model;
 import java.net.URI;
 import java.time.Instant;
 import java.util.Collections;