diff --git a/persistence/src/main/java/org/devgateway/toolkit/persistence/service/BaseJpaService.java b/persistence/src/main/java/org/devgateway/toolkit/persistence/service/BaseJpaService.java
index c58f88c1..6ee1a602 100644
--- a/persistence/src/main/java/org/devgateway/toolkit/persistence/service/BaseJpaService.java
+++ b/persistence/src/main/java/org/devgateway/toolkit/persistence/service/BaseJpaService.java
@@ -36,7 +36,13 @@ public interface BaseJpaService<T extends GenericPersistable & Serializable> {
 
     <S extends T> S saveAndFlush(S entity);
 
+    <S extends T> List<S> saveAllAndFlush(Iterable<S> iterable);
+
     void delete(T entity);
 
+    void deleteAllInBatch(Iterable<T> iterable);
+
+    void deleteAllByIdInBatch(Iterable<Long> iterable);
+
     T newInstance();
 }
diff --git a/persistence/src/main/java/org/devgateway/toolkit/persistence/service/BaseJpaServiceImpl.java b/persistence/src/main/java/org/devgateway/toolkit/persistence/service/BaseJpaServiceImpl.java
index 0d98ab1f..a39347e9 100644
--- a/persistence/src/main/java/org/devgateway/toolkit/persistence/service/BaseJpaServiceImpl.java
+++ b/persistence/src/main/java/org/devgateway/toolkit/persistence/service/BaseJpaServiceImpl.java
@@ -83,12 +83,30 @@ public <S extends T> S saveAndFlush(final S entity) {
         return repository().saveAndFlush(entity);
     }
 
+    @Override
+    @Transactional
+    public <S extends T> List<S> saveAllAndFlush(final Iterable<S> iterable) {
+        return repository().saveAllAndFlush(iterable);
+    }
+
     @Override
     @Transactional
     public void delete(final T entity) {
         repository().delete(entity);
     }
 
+    @Override
+    @Transactional
+    public void deleteAllInBatch(final Iterable<T> iterable) {
+        repository().deleteAllInBatch(iterable);
+    }
+
+    @Override
+    @Transactional
+    public void deleteAllByIdInBatch(final Iterable<Long> iterable) {
+        repository().deleteAllByIdInBatch(iterable);
+    }
+
     protected abstract BaseJpaRepository<T, Long> repository();
 
 }
diff --git a/persistence/src/test/java/org/devgateway/toolkit/persistence/excel/test/TestAddressRepository.java b/persistence/src/test/java/org/devgateway/toolkit/persistence/excel/test/TestAddressRepository.java
index 247ace28..66d91279 100644
--- a/persistence/src/test/java/org/devgateway/toolkit/persistence/excel/test/TestAddressRepository.java
+++ b/persistence/src/test/java/org/devgateway/toolkit/persistence/excel/test/TestAddressRepository.java
@@ -68,6 +68,11 @@ public void delete(TestAddress entity) {
 
     }
 
+    @Override
+    public void deleteAllById(final Iterable<? extends Long> iterable) {
+
+    }
+
     @Override
     public void deleteAll(Iterable entities) {
 
@@ -84,6 +89,7 @@ public void flush() {
     }
 
     @Override
+    @Deprecated
     public void deleteInBatch(Iterable entities) {
 
     }
@@ -94,10 +100,16 @@ public void deleteAllInBatch() {
     }
 
     @Override
+    @Deprecated
     public TestAddress getOne(Long aLong) {
         return null;
     }
 
+    @Override
+    public TestAddress getById(final Long aLong) {
+        return null;
+    }
+
     @Override
     public List findAll(Example example, Sort sort) {
         return null;
@@ -113,6 +125,21 @@ public <S extends TestAddress> S saveAndFlush(S entity) {
         return null;
     }
 
+    @Override
+    public <S extends TestAddress> List<S> saveAllAndFlush(final Iterable<S> iterable) {
+        return null;
+    }
+
+    @Override
+    public void deleteAllInBatch(final Iterable<TestAddress> iterable) {
+
+    }
+
+    @Override
+    public void deleteAllByIdInBatch(final Iterable<Long> iterable) {
+
+    }
+
     @Override
     public List saveAll(Iterable entities) {
         return null;
diff --git a/pom.xml b/pom.xml
index b9ccc52d..58b0a252 100644
--- a/pom.xml
+++ b/pom.xml
@@ -24,7 +24,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <java.version>16</java.version>
         <liquibase.version>4.3.5</liquibase.version>
-        <spring.boot.version>2.4.5</spring.boot.version>
+        <spring.boot.version>2.5.0</spring.boot.version>
         <derby.version>10.14.2.0</derby.version>
         <poi.version>4.0.1</poi.version>
         <docker.image.prefix>devgateway/toolkit</docker.image.prefix>
diff --git a/web/src/main/java/org/devgateway/toolkit/web/rest/controller/HTTPErrorController.java b/web/src/main/java/org/devgateway/toolkit/web/rest/controller/HTTPErrorController.java
index ee22a3bf..1af0a2f4 100644
--- a/web/src/main/java/org/devgateway/toolkit/web/rest/controller/HTTPErrorController.java
+++ b/web/src/main/java/org/devgateway/toolkit/web/rest/controller/HTTPErrorController.java
@@ -15,10 +15,6 @@
  */
 @RestController
 public class HTTPErrorController implements ErrorController {
-    @Override
-    public String getErrorPath() {
-        return null;
-    }
 
     @RequestMapping("/error")
     public void handleError(final HttpServletRequest request, final HttpServletResponse response) throws IOException {
diff --git a/web/src/main/java/org/devgateway/toolkit/web/spring/CustomRestMvcConfiguration.java b/web/src/main/java/org/devgateway/toolkit/web/spring/CustomRestMvcConfiguration.java
index 160ab216..dfa9a390 100644
--- a/web/src/main/java/org/devgateway/toolkit/web/spring/CustomRestMvcConfiguration.java
+++ b/web/src/main/java/org/devgateway/toolkit/web/spring/CustomRestMvcConfiguration.java
@@ -5,6 +5,7 @@
 import org.springframework.data.rest.core.config.RepositoryRestConfiguration;
 import org.springframework.data.rest.core.mapping.RepositoryDetectionStrategy.RepositoryDetectionStrategies;
 import org.springframework.data.rest.webmvc.config.RepositoryRestConfigurer;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
 
 /**
  * We only allow to expose repositories that are annotated
@@ -20,9 +21,10 @@ public RepositoryRestConfigurer repositoryRestConfigurer() {
         return new RepositoryRestConfigurer() {
 
             @Override
-            public void configureRepositoryRestConfiguration(final RepositoryRestConfiguration config) {
+            public void configureRepositoryRestConfiguration(final RepositoryRestConfiguration config,
+                    CorsRegistry cors) {
                 config.setRepositoryDetectionStrategy(RepositoryDetectionStrategies.ANNOTATED);
             }
         };
     }
-}
\ No newline at end of file
+}