diff --git a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/DefaultDotBadRequestExceptionMapper.java b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/DefaultDotBadRequestExceptionMapper.java
index f172b5d7ccf5..1288de086e04 100644
--- a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/DefaultDotBadRequestExceptionMapper.java
+++ b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/DefaultDotBadRequestExceptionMapper.java
@@ -1,6 +1,8 @@
 package com.dotcms.rest.exception.mapper;
 
 import com.dotcms.rest.exception.BadRequestException;
+import javax.ws.rs.ext.Provider;
 
+@Provider
 public class DefaultDotBadRequestExceptionMapper extends DotBadRequestExceptionMapper<BadRequestException> {
 }
diff --git a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/ElasticsearchStatusExceptionMapper.java b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/ElasticsearchStatusExceptionMapper.java
index e9f7fb9521df..85193ab752a6 100644
--- a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/ElasticsearchStatusExceptionMapper.java
+++ b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/ElasticsearchStatusExceptionMapper.java
@@ -3,9 +3,11 @@
 import com.dotmarketing.util.Logger;
 import javax.ws.rs.core.Response;
 import javax.ws.rs.core.Response.Status;
+import javax.ws.rs.ext.Provider;
 import org.elasticsearch.ElasticsearchStatusException;
 import javax.ws.rs.ext.ExceptionMapper;
 
+@Provider
 public class ElasticsearchStatusExceptionMapper implements ExceptionMapper<ElasticsearchStatusException> {
 
 
diff --git a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/JsonMappingExceptionMapper.java b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/JsonMappingExceptionMapper.java
index 7d9643a8e8d7..822538157ee0 100644
--- a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/JsonMappingExceptionMapper.java
+++ b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/JsonMappingExceptionMapper.java
@@ -22,8 +22,8 @@
 @Provider
 public class JsonMappingExceptionMapper implements ExceptionMapper<JsonMappingException> {
 
-    private final static Set<Class<? extends Throwable>> EXCEPTIONS =
-                    ImmutableSet.of(WebApplicationException.class, ValidationException.class, BadRequestException.class, HttpStatusCodeException.class);
+    private static final Set<Class<? extends Throwable>> EXCEPTIONS =
+                    Set.of(WebApplicationException.class, ValidationException.class, BadRequestException.class, HttpStatusCodeException.class);
 
     @Override
     public Response toResponse(final JsonMappingException exception)
diff --git a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/NotAllowedExceptionMapper.java b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/NotAllowedExceptionMapper.java
index dddd3433517f..bd11951dcc52 100644
--- a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/NotAllowedExceptionMapper.java
+++ b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/NotAllowedExceptionMapper.java
@@ -4,10 +4,12 @@
 import com.dotmarketing.util.SecurityLogger;
 import javax.ws.rs.core.Response;
 import javax.ws.rs.core.Response.Status;
+import javax.ws.rs.ext.Provider;
 
 /**
  * Mapper for {@link NotAllowedException}
  */
+@Provider
 public class NotAllowedExceptionMapper
         implements javax.ws.rs.ext.ExceptionMapper<NotAllowedException> {
 
diff --git a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/NotFoundInDbExceptionMapper.java b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/NotFoundInDbExceptionMapper.java
index 3bc6935979a4..db1ff375e767 100644
--- a/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/NotFoundInDbExceptionMapper.java
+++ b/dotCMS/src/main/java/com/dotcms/rest/exception/mapper/NotFoundInDbExceptionMapper.java
@@ -3,10 +3,12 @@
 import com.dotcms.contenttype.exception.NotFoundInDbException;
 import javax.ws.rs.core.Response;
 import com.dotmarketing.util.SecurityLogger;
+import javax.ws.rs.ext.Provider;
 
 /**
  * Mapper for {@link NotFoundInDbException}
  */
+@Provider
 public class NotFoundInDbExceptionMapper
         implements javax.ws.rs.ext.ExceptionMapper<NotFoundInDbException> {