diff --git a/dspace-api/src/main/java/org/dspace/discovery/DiscoverResult.java b/dspace-api/src/main/java/org/dspace/discovery/DiscoverResult.java
index 879ba13d07..b27dd3d2a3 100644
--- a/dspace-api/src/main/java/org/dspace/discovery/DiscoverResult.java
+++ b/dspace-api/src/main/java/org/dspace/discovery/DiscoverResult.java
@@ -30,8 +30,6 @@ public class DiscoverResult {
     private int start;
     private List<IndexableObject> indexableObjects;
     private Map<String, List<FacetResult>> facetResults;
-    private Map<String, List<FacetResult>> facetQueryResults;
-    private Map<String, List<FacetResult>> facetFieldResults;
 
     /**
      * A map that contains all the documents sougth after, the key is a string representation of the Indexable Object
@@ -45,8 +43,6 @@ public class DiscoverResult {
     public DiscoverResult() {
         indexableObjects = new ArrayList<IndexableObject>();
         facetResults = new LinkedHashMap<String, List<FacetResult>>();
-        facetQueryResults = new LinkedHashMap<String, List<FacetResult>>();
-        facetFieldResults = new LinkedHashMap<String, List<FacetResult>>();
         searchDocuments = new LinkedHashMap<String, List<SearchDocument>>();
         highlightedResults = new HashMap<String, IndexableObjectHighlightResult>();
     }
@@ -104,40 +100,6 @@ public class DiscoverResult {
         return facetResults;
     }
 
-    public List<FacetResult> getFacetQueryResult(String facet) {
-        return facetQueryResults.get(facet) == null ? new ArrayList<FacetResult>() : facetQueryResults.get(facet);
-    }
-
-    public void addFacetQueryResult(String facetField, FacetResult... facetResults) {
-        List<FacetResult> facetValues = this.facetQueryResults.get(facetField);
-        if (facetValues == null) {
-            facetValues = new ArrayList<FacetResult>();
-        }
-        facetValues.addAll(Arrays.asList(facetResults));
-        this.facetQueryResults.put(facetField, facetValues);
-    }
-
-    public Map<String, List<FacetResult>> getFacetQueryResults() {
-        return facetQueryResults;
-    }
-
-    public List<FacetResult> getFacetFieldResult(String facet) {
-        return facetFieldResults.get(facet) == null ? new ArrayList<FacetResult>() : facetFieldResults.get(facet);
-    }
-
-    public void addFacetFieldResult(String facetField, FacetResult... facetResults) {
-        List<FacetResult> facetValues = this.facetFieldResults.get(facetField);
-        if (facetValues == null) {
-            facetValues = new ArrayList<FacetResult>();
-        }
-        facetValues.addAll(Arrays.asList(facetResults));
-        this.facetFieldResults.put(facetField, facetValues);
-    }
-
-    public Map<String, List<FacetResult>> getFacetFieldResults() {
-        return facetFieldResults;
-    }
-
     public List<FacetResult> getFacetResult(String facet) {
         return ListUtils.emptyIfNull(facetResults.get(facet));
     }
diff --git a/dspace-api/src/main/java/org/dspace/discovery/configuration/DiscoveryConfigurationService.java b/dspace-api/src/main/java/org/dspace/discovery/configuration/DiscoveryConfigurationService.java
index 092d70d9a2..b2f518c30e 100644
--- a/dspace-api/src/main/java/org/dspace/discovery/configuration/DiscoveryConfigurationService.java
+++ b/dspace-api/src/main/java/org/dspace/discovery/configuration/DiscoveryConfigurationService.java
@@ -21,18 +21,9 @@ import org.dspace.services.factory.DSpaceServicesFactory;
  */
 public class DiscoveryConfigurationService {
 
-    private Map<String, List<String>> extraConfigurationMapping = new HashMap<String, List<String>>();
     private Map<String, DiscoveryConfiguration> map;
     private Map<Integer, List<String>> toIgnoreMetadataFields = new HashMap<>();
 
-    public void setExtraConfigurationMapping(Map<String, List<String>> extraConfigurationMapping) {
-        this.extraConfigurationMapping = extraConfigurationMapping;
-    }
-
-    public Map<String, List<String>> getExtraConfigurationMapping() {
-        return extraConfigurationMapping;
-    }
-
     public Map<String, DiscoveryConfiguration> getMap() {
         return map;
     }
diff --git a/dspace/config/spring/api/discovery.xml b/dspace/config/spring/api/discovery.xml
index 0cf7ad6783..c69549c446 100644
--- a/dspace/config/spring/api/discovery.xml
+++ b/dspace/config/spring/api/discovery.xml
@@ -345,16 +345,6 @@
 				<value>search.resourcetype:2 OR search.resourcetype:[8 TO 9]</value>
 			</list>
 		</property>
-        <!--The configuration for the recent submissions-->
-        <property name="recentSubmissionConfiguration">
-            <bean class="org.dspace.discovery.configuration.DiscoveryRecentSubmissionsConfiguration">
-                <property name="metadataSortField" value="dc.date.accessioned" />
-                <property name="type" value="date"/>
-                <property name="max" value="20"/>
-                <!-- If enabled the collection home page will not display metadata but show a pageable list of recent submissions -->
-                <property name="useAsHomePage" value="false"/>
-            </bean>
-        </property>
         <!--Default result per page  -->
         <property name="defaultRpp" value="10" />
         <property name="hitHighlightingConfiguration">
@@ -383,26 +373,6 @@
                 </property>
             </bean>
         </property>
-        <property name="moreLikeThisConfiguration">
-            <bean class="org.dspace.discovery.configuration.DiscoveryMoreLikeThisConfiguration">
-                <!--When altering this list also alter the "xmlui.Discovery.RelatedItems.help" key as it describes
-                the metadata fields below-->
-                <property name="similarityMetadataFields">
-                    <list>
-                        <value>dc.title</value>
-                        <value>dc.contributor.author</value>
-                        <value>dc.creator</value>
-                        <value>dc.subject</value>
-                    </list>
-                </property>
-                <!--The minimum number of matching terms across the metadata fields above before an item is found as related -->
-                <property name="minTermFrequency" value="5"/>
-                <!--The maximum number of related items displayed-->
-                <property name="max" value="3"/>
-                <!--The minimum word length below which words will be ignored-->
-                <property name="minWordLength" value="5"/>
-            </bean>
-        </property>
         <!-- When true a "did you mean" example will be displayed, value can be true or false -->
         <property name="spellCheckEnabled" value="true"/>
     </bean>
@@ -452,16 +422,6 @@
 				<value>search.resourcetype:[10 TO 11]</value>
 			</list>
 		</property>
-        <!--The configuration for the recent submissions-->
-        <property name="recentSubmissionConfiguration">
-            <bean class="org.dspace.discovery.configuration.DiscoveryRecentSubmissionsConfiguration">
-                <property name="metadataSortField" value="dc.date.accessioned" />
-                <property name="type" value="date"/>
-                <property name="max" value="20"/>
-                <!-- If enabled the collection home page will not display metadata but show a pageable list of recent submissions -->
-                <property name="useAsHomePage" value="false"/>
-            </bean>
-        </property>
         <!--Default result per page  -->
         <property name="defaultRpp" value="10" />
         <property name="hitHighlightingConfiguration">
@@ -490,26 +450,6 @@
                 </property>
             </bean>
         </property>
-        <property name="moreLikeThisConfiguration">
-            <bean class="org.dspace.discovery.configuration.DiscoveryMoreLikeThisConfiguration">
-                <!--When altering this list also alter the "xmlui.Discovery.RelatedItems.help" key as it describes
-                the metadata fields below-->
-                <property name="similarityMetadataFields">
-                    <list>
-                        <value>dc.title</value>
-                        <value>dc.contributor.author</value>
-                        <value>dc.creator</value>
-                        <value>dc.subject</value>
-                    </list>
-                </property>
-                <!--The minimum number of matching terms across the metadata fields above before an item is found as related -->
-                <property name="minTermFrequency" value="5"/>
-                <!--The maximum number of related items displayed-->
-                <property name="max" value="3"/>
-                <!--The minimum word length below which words will be ignored-->
-                <property name="minWordLength" value="5"/>
-            </bean>
-        </property>
         <!-- When true a "did you mean" example will be displayed, value can be true or false -->
         <property name="spellCheckEnabled" value="true"/>
     </bean>