2 files changed, 5 insertions, 3 deletions

diff --git a/src/Wallabag/CoreBundle/Controller/TagController.php b/src/Wallabag/CoreBundle/Controller/TagController.php
index 623a6146..c5746734 100644
--- a/src/Wallabag/CoreBundle/Controller/TagController.php
+++ b/src/Wallabag/CoreBundle/Controller/TagController.php
@@ -63,10 +63,12 @@ class TagController extends Controller
         $entry->removeTag($tag);
         $em = $this->getDoctrine()->getManager();
         $em->flush();
-        if (count($tag->getEntries()) == 0) {
+
+        // remove orphan tag in case no entries are associated to it
+        if (count($tag->getEntries()) === 0) {
             $em->remove($tag);
+            $em->flush();
         }
-        $em->flush();
 
         $redirectUrl = $this->get('wallabag_core.helper.redirect')->to($request->headers->get('referer'));
 
diff --git a/src/Wallabag/CoreBundle/Resources/config/services.yml b/src/Wallabag/CoreBundle/Resources/config/services.yml
index fb97454e..a4b727f4 100644
--- a/src/Wallabag/CoreBundle/Resources/config/services.yml
+++ b/src/Wallabag/CoreBundle/Resources/config/services.yml
@@ -29,7 +29,7 @@ services:
         arguments:
             - "@doctrine"
 
-    wallabag_core.table_prefix_subscriber:
+    wallabag_core.subscriber.table_prefix:
         class: Wallabag\CoreBundle\Subscriber\TablePrefixSubscriber
         arguments:
             - "%database_table_prefix%"