diff --git a/core/server/models/label.js b/core/server/models/label.js
index 5cae314438..2d92cb717d 100644
--- a/core/server/models/label.js
+++ b/core/server/models/label.js
@@ -1,4 +1,5 @@
 const ghostBookshelf = require('./base');
+const common = require('../lib/common');
 
 let Label, Labels;
 
@@ -108,7 +109,9 @@ Label = ghostBookshelf.Model.extend({
             .fetch(options)
             .then(function destroyLabelsAndMember(label) {
                 if (!label) {
-                    return Promise.reject();
+                    return Promise.reject(new common.errors.NotFoundError({
+                        message: common.i18n.t('errors.api.labels.labelNotFound')
+                    }));
                 }
 
                 return label.related('members')
diff --git a/core/server/models/tag.js b/core/server/models/tag.js
index 53f79cd19e..f3245ad891 100644
--- a/core/server/models/tag.js
+++ b/core/server/models/tag.js
@@ -1,4 +1,5 @@
 const ghostBookshelf = require('./base');
+const common = require('../lib/common');
 
 let Tag, Tags;
 
@@ -118,7 +119,9 @@ Tag = ghostBookshelf.Model.extend({
             .fetch(options)
             .then(function destroyTagsAndPost(tag) {
                 if (!tag) {
-                    return Promise.reject();
+                    return Promise.reject(new common.errors.NotFoundError({
+                        message: common.i18n.t('errors.api.tags.tagNotFound')
+                    }));
                 }
 
                 return tag.related('posts')