diff --git a/config/modules/curate.cfg b/config/modules/curate.cfg
index 5b698ce..c6cf63f 100644
--- a/config/modules/curate.cfg
+++ b/config/modules/curate.cfg
@@ -14,6 +14,8 @@ plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.general.RequiredM
 #plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.general.ClamScan = vscan
 #plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.general.MicrosoftTranslator = translate
 plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.general.MetadataValueLinkChecker = checklinks
+plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.general.RegisterDOI = registerdoi
+#plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.general.CitationPage = citationpage
 plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.replicate.EstimateAIPSize = estaipsize
 plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.replicate.ReadOdometer = readodometer
 plugin.named.org.dspace.curate.CurationTask = org.dspace.ctask.replicate.TransmitAIP = transmitaip
@@ -52,4 +54,4 @@ plugin.single.org.dspace.curate.TaskQueue = org.dspace.curate.FileTaskQueue
 curate.taskqueue.dir = ${dspace.dir}/ctqueues
 
 # (optional) directory location of scripted (non-java) tasks
-# curate.script.dir = ${dspace.dir}/ctscripts
+# curate.script.dir = ${dspace.dir}/ctscripts
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 8c94e8b..90d6a47 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <description>Replication Task Suite: A DSpace add-on providing Curation Tasks that perform replication
      (backup and restore) of DSpace content to other locations or services.</description>
     <url>https://wiki.lyrasis.org/display/DSPACE/ReplicationTaskSuite</url>
-    <version>7.3-SNAPSHOT</version>
+    <version>7.6-SNAPSHOT</version>
 
     <organization>
         <name>LYRASIS</name>
@@ -36,7 +36,7 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-enforcer-plugin</artifactId>
-                    <version>1.4.1</version>
+                    <version>3.1.0</version>
                     <executions>
                         <execution>
                             <id>enforce-java</id>
@@ -66,6 +66,21 @@
                                 </rules>
                             </configuration>
                         </execution>
+                        <execution>
+                            <id>enforce-banned-dependencies</id>
+                            <goals>
+                                <goal>enforce</goal>
+                            </goals>
+                            <configuration>
+                                <rules>
+                                    <bannedDependencies>
+                                        <excludes>
+                                            <exclude>log4j:log4j</exclude>
+                                        </excludes>
+                                    </bannedDependencies>
+                                </rules>
+                            </configuration>
+                        </execution>
                     </executions>
                 </plugin>
                 <!-- Used to compile all Java classes -->
@@ -247,6 +262,10 @@
                     <groupId>org.slf4j</groupId>
                     <artifactId>slf4j-log4j12</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>log4j</groupId>
+                    <artifactId>log4j</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
         <dependency>
@@ -288,6 +307,17 @@
                 </exclusion>
             </exclusions>
         </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-api</artifactId>
+            <version>2.20.0</version>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.logging.log4j</groupId>
+            <artifactId>log4j-core</artifactId>
+            <version>2.20.0</version>
+            <scope>test</scope>
+        </dependency>
 
         <!-- JAXB is no longer bundled for java 11
              compile only as this will be brought in through dspace-api in 7.x -->
diff --git a/src/main/java/org/dspace/ctask/replicate/AbstractPackagerTask.java b/src/main/java/org/dspace/ctask/replicate/AbstractPackagerTask.java
index f045f0a..8a385a9 100644
--- a/src/main/java/org/dspace/ctask/replicate/AbstractPackagerTask.java
+++ b/src/main/java/org/dspace/ctask/replicate/AbstractPackagerTask.java
@@ -9,7 +9,8 @@
 
 import java.util.List;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.content.packager.PackageParameters;
 import org.dspace.curate.AbstractCurationTask;
 
@@ -34,7 +35,7 @@ public abstract class AbstractPackagerTask extends AbstractCurationTask
     // Name of useCollectionTemplate option configurable in curation task configuration file
     private final String useCollectionTemplate = "useCollectionTemplate";
 
-    private static Logger log = Logger.getLogger(AbstractPackagerTask.class);
+    private static Logger log = LogManager.getLogger();
 
     /**
      * Loads pre-configured PackageParameters settings from a given Module
diff --git a/src/main/java/org/dspace/ctask/replicate/BagItReplicateConsumer.java b/src/main/java/org/dspace/ctask/replicate/BagItReplicateConsumer.java
index f9e6b05..3acaa06 100644
--- a/src/main/java/org/dspace/ctask/replicate/BagItReplicateConsumer.java
+++ b/src/main/java/org/dspace/ctask/replicate/BagItReplicateConsumer.java
@@ -26,7 +26,8 @@
 import java.util.Map;
 import java.util.Set;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.authorize.AuthorizeException;
 import org.dspace.content.Collection;
 import org.dspace.content.Community;
@@ -62,7 +63,7 @@
  */
 public class BagItReplicateConsumer implements Consumer {
 
-    private Logger log = Logger.getLogger(BagItReplicateConsumer.class);
+    private Logger log = LogManager.getLogger();
 
     private ConfigurationService configurationService = DSpaceServicesFactory.getInstance().getConfigurationService();
     private PluginService pluginService = CoreServiceFactory.getInstance().getPluginService();
diff --git a/src/main/java/org/dspace/ctask/replicate/BagItRestoreFromAIP.java b/src/main/java/org/dspace/ctask/replicate/BagItRestoreFromAIP.java
index ac0bb7c..aca0748 100644
--- a/src/main/java/org/dspace/ctask/replicate/BagItRestoreFromAIP.java
+++ b/src/main/java/org/dspace/ctask/replicate/BagItRestoreFromAIP.java
@@ -19,7 +19,8 @@
 import java.util.List;
 import java.util.Properties;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.authorize.AuthorizeException;
 import org.dspace.content.Collection;
 import org.dspace.content.Community;
@@ -57,7 +58,7 @@
 @Mutative
 public class BagItRestoreFromAIP extends AbstractCurationTask {
 
-    private static Logger log = Logger.getLogger(BagItRestoreFromAIP.class);
+    private static Logger log = LogManager.getLogger();
     private String archFmt;
 
     // Group where all AIPs are stored
diff --git a/src/main/java/org/dspace/ctask/replicate/FilteredFileTaskQueue.java b/src/main/java/org/dspace/ctask/replicate/FilteredFileTaskQueue.java
index 836fc3a..b0809e6 100644
--- a/src/main/java/org/dspace/ctask/replicate/FilteredFileTaskQueue.java
+++ b/src/main/java/org/dspace/ctask/replicate/FilteredFileTaskQueue.java
@@ -13,7 +13,8 @@
 import java.util.List;
 import java.util.Set;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.curate.FileTaskQueue;
 import org.dspace.curate.TaskQueueEntry;
 
@@ -41,7 +42,7 @@
  */
 public class FilteredFileTaskQueue extends FileTaskQueue
 {
-    private static Logger log = Logger.getLogger(FilteredFileTaskQueue.class);
+    private static Logger log = LogManager.getLogger();
 
 
     /**
diff --git a/src/main/java/org/dspace/ctask/replicate/METSReplicateConsumer.java b/src/main/java/org/dspace/ctask/replicate/METSReplicateConsumer.java
index 6a8f8fd..302fb3b 100644
--- a/src/main/java/org/dspace/ctask/replicate/METSReplicateConsumer.java
+++ b/src/main/java/org/dspace/ctask/replicate/METSReplicateConsumer.java
@@ -27,7 +27,8 @@
 import java.util.Map;
 import java.util.Set;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.authorize.AuthorizeException;
 import org.dspace.content.Collection;
 import org.dspace.content.Community;
@@ -82,7 +83,7 @@
  */
 public class METSReplicateConsumer implements Consumer {
 
-    private Logger log = Logger.getLogger(METSReplicateConsumer.class);
+    private Logger log = LogManager.getLogger();
 
     private ConfigurationService configurationService = DSpaceServicesFactory.getInstance().getConfigurationService();
     private PluginService pluginService = CoreServiceFactory.getInstance().getPluginService();
diff --git a/src/main/java/org/dspace/ctask/replicate/METSRestoreFromAIP.java b/src/main/java/org/dspace/ctask/replicate/METSRestoreFromAIP.java
index 6a3be48..0bc7ded 100644
--- a/src/main/java/org/dspace/ctask/replicate/METSRestoreFromAIP.java
+++ b/src/main/java/org/dspace/ctask/replicate/METSRestoreFromAIP.java
@@ -12,7 +12,8 @@
 import java.sql.SQLException;
 import java.util.List;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.authorize.AuthorizeException;
 import org.dspace.content.DSpaceObject;
 import org.dspace.content.packager.PackageParameters;
@@ -33,7 +34,7 @@
 @Mutative
 public class METSRestoreFromAIP extends AbstractPackagerTask 
 {
-    private Logger log = Logger.getLogger(METSRestoreFromAIP.class);
+    private Logger log = LogManager.getLogger();
       
     private String archFmt;
 
diff --git a/src/main/java/org/dspace/ctask/replicate/MoveToTrashSingleAIP.java b/src/main/java/org/dspace/ctask/replicate/MoveToTrashSingleAIP.java
index 8782844..231c8b0 100644
--- a/src/main/java/org/dspace/ctask/replicate/MoveToTrashSingleAIP.java
+++ b/src/main/java/org/dspace/ctask/replicate/MoveToTrashSingleAIP.java
@@ -11,7 +11,8 @@
 import java.io.IOException;
 import java.sql.SQLException;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.content.DSpaceObject;
 import org.dspace.core.Context;
 import org.dspace.curate.AbstractCurationTask;
@@ -43,7 +44,7 @@ public class MoveToTrashSingleAIP extends AbstractCurationTask
 
     private String archFmt;
 
-    private static Logger log = Logger.getLogger(MoveToTrashSingleAIP.class);
+    private static Logger log = LogManager.getLogger();
 
     @Override
     public void init(Curator curator, String taskId) throws IOException {
diff --git a/src/main/java/org/dspace/ctask/replicate/ReplicaManager.java b/src/main/java/org/dspace/ctask/replicate/ReplicaManager.java
index 216c351..e7ae72b 100644
--- a/src/main/java/org/dspace/ctask/replicate/ReplicaManager.java
+++ b/src/main/java/org/dspace/ctask/replicate/ReplicaManager.java
@@ -16,7 +16,8 @@
 import java.io.IOException;
 import java.sql.SQLException;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.content.DSpaceObject;
 import org.dspace.core.Constants;
 import org.dspace.core.Context;
@@ -40,7 +41,7 @@ public class ReplicaManager {
     private PluginService pluginService = CoreServiceFactory.getInstance().getPluginService();
     private HandleService handleService = HandleServiceFactory.getInstance().getHandleService();
 
-    private Logger log = Logger.getLogger(ReplicaManager.class);
+    private Logger log = LogManager.getLogger();
     // singleton instance
     private static ReplicaManager instance = null;
     // the replica provider
diff --git a/src/main/java/org/dspace/ctask/replicate/checkm/TransmitManifest.java b/src/main/java/org/dspace/ctask/replicate/checkm/TransmitManifest.java
index b3b04d6..3c06df2 100644
--- a/src/main/java/org/dspace/ctask/replicate/checkm/TransmitManifest.java
+++ b/src/main/java/org/dspace/ctask/replicate/checkm/TransmitManifest.java
@@ -17,7 +17,8 @@
 import java.util.Iterator;
 import java.util.List;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.content.Bitstream;
 import org.dspace.content.Bundle;
 import org.dspace.content.Collection;
@@ -61,7 +62,7 @@ public class TransmitManifest extends AbstractCurationTask {
     // Group where all Manifests will be stored
     private String manifestGroupName;
     
-    private static Logger log = Logger.getLogger(TransmitManifest.class);
+    private static Logger log = LogManager.getLogger();
 
     private CommunityService communityService = ContentServiceFactory.getInstance().getCommunityService();
     private ItemService itemService = ContentServiceFactory.getInstance().getItemService();
diff --git a/src/main/java/org/dspace/pack/mets/METSPacker.java b/src/main/java/org/dspace/pack/mets/METSPacker.java
index 1c3358b..c56229d 100644
--- a/src/main/java/org/dspace/pack/mets/METSPacker.java
+++ b/src/main/java/org/dspace/pack/mets/METSPacker.java
@@ -15,7 +15,8 @@
 import java.util.Iterator;
 import java.util.List;
 
-import org.apache.log4j.Logger;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 import org.dspace.authorize.AuthorizeException;
 import org.dspace.content.Bitstream;
 import org.dspace.content.Bundle;
@@ -50,7 +51,7 @@ public class METSPacker implements Packer
     private CommunityService communityService = ContentServiceFactory.getInstance().getCommunityService();
     private ItemService itemService = ContentServiceFactory.getInstance().getItemService();
 
-    private Logger log = Logger.getLogger(METSPacker.class);
+    private Logger log = LogManager.getLogger();
 
     /** The context to use */
     private Context context;
diff --git a/src/test/java/org/dspace/TestContentServiceFactory.java b/src/test/java/org/dspace/TestContentServiceFactory.java
index 6d2cdfb..1c6d46a 100644
--- a/src/test/java/org/dspace/TestContentServiceFactory.java
+++ b/src/test/java/org/dspace/TestContentServiceFactory.java
@@ -31,8 +31,8 @@
 import org.dspace.content.service.RelationshipService;
 import org.dspace.content.service.RelationshipTypeService;
 import org.dspace.content.service.SiteService;
-import org.dspace.content.service.SupervisedItemService;
 import org.dspace.content.service.WorkspaceItemService;
+import org.dspace.eperson.service.SubscribeService;
 
 /**
  * A {@link ContentServiceFactory} which returns mock services
@@ -119,13 +119,13 @@ public InstallItemService getInstallItemService() {
     }
 
     @Override
-    public SupervisedItemService getSupervisedItemService() {
-        throw new UnsupportedOperationException();
+    public SiteService getSiteService() {
+        return siteService;
     }
 
     @Override
-    public SiteService getSiteService() {
-        return siteService;
+    public SubscribeService getSubscribeService() {
+        throw new UnsupportedOperationException();
     }
 
     @Override
diff --git a/src/test/java/org/dspace/TestDSpaceServicesFactory.java b/src/test/java/org/dspace/TestDSpaceServicesFactory.java
index 8e74a44..c250ba2 100644
--- a/src/test/java/org/dspace/TestDSpaceServicesFactory.java
+++ b/src/test/java/org/dspace/TestDSpaceServicesFactory.java
@@ -8,7 +8,6 @@
 package org.dspace;
 
 import org.dspace.kernel.ServiceManager;
-import org.dspace.services.CachingService;
 import org.dspace.services.ConfigurationService;
 import org.dspace.services.EmailService;
 import org.dspace.services.EventService;
@@ -26,11 +25,6 @@ public class TestDSpaceServicesFactory extends DSpaceServicesFactory {
 
     public static final String DSPACE_SERVICES_FACTORY = "dSpaceServicesFactory";
 
-    @Override
-    public CachingService getCachingService() {
-        throw new UnsupportedOperationException();
-    }
-
     @Override
     public ConfigurationService getConfigurationService() {
         return new DSpace().getConfigurationService();
diff --git a/src/test/java/org/dspace/TestEPersonServiceFactory.java b/src/test/java/org/dspace/TestEPersonServiceFactory.java
index 27e6e46..399e766 100644
--- a/src/test/java/org/dspace/TestEPersonServiceFactory.java
+++ b/src/test/java/org/dspace/TestEPersonServiceFactory.java
@@ -15,7 +15,6 @@
 import org.dspace.eperson.service.GroupService;
 import org.dspace.eperson.service.RegistrationDataService;
 import org.dspace.eperson.service.SubscribeService;
-import org.dspace.eperson.service.SupervisorService;
 
 /**
  * {@link EPersonServiceFactory} for testing
@@ -52,8 +51,4 @@ public SubscribeService getSubscribeService() {
         throw new UnsupportedOperationException();
     }
 
-    @Override
-    public SupervisorService getSupervisorService() {
-        throw new UnsupportedOperationException();
-    }
 }
diff --git a/src/test/java/org/dspace/pack/bagit/BagItPackerTest.java b/src/test/java/org/dspace/pack/bagit/BagItPackerTest.java
index ad248da..2b94f30 100644
--- a/src/test/java/org/dspace/pack/bagit/BagItPackerTest.java
+++ b/src/test/java/org/dspace/pack/bagit/BagItPackerTest.java
@@ -42,7 +42,7 @@
 
 /**
  * Base class for all BagIt packing/unpacking tests. This performs initial setup so that the DSpaceKernel is not null
- * and so that some of the that are used through static contexts or have static initializers (e.g.
+ * and so that classes used through static contexts or have static initializers (e.g.
  * {@link org.dspace.services.factory.DSpaceServicesFactory}, {@link org.dspace.core.Context}) can initialize and
  * retrieve any classes which are necessary for basic operations.
  *