diff --git a/devel_snippet.links.task.yml b/devel_snippet.links.task.yml
index 963d3b1..e1ca2c2 100644
--- a/devel_snippet.links.task.yml
+++ b/devel_snippet.links.task.yml
@@ -11,11 +11,11 @@ entity.devel_snippet.delete_form:
   weight: 10
 
 devel_snippet.execute:
-  route_name: devel.execute_php
-  base_route: devel.execute_php
+  route_name: devel_php.execute_php
+  base_route: devel_php.execute_php
   title: Execute
 
 devel_snippet.snippet:
   route_name: entity.devel_snippet.collection
-  base_route: devel.execute_php
-  title: Snippet
\ No newline at end of file
+  base_route: devel_php.execute_php
+  title: Snippet
diff --git a/src/Form/DevelSnippetForm.php b/src/Form/DevelSnippetForm.php
index b6f83f9..88bd893 100644
--- a/src/Form/DevelSnippetForm.php
+++ b/src/Form/DevelSnippetForm.php
@@ -57,13 +57,13 @@ class DevelSnippetForm extends ContentEntityForm {
 
     switch ($status) {
       case SAVED_NEW:
-        drupal_set_message($this->t('Created the %label Devel Snippet.', [
+        \Drupal::messenger()->addMessage($this->t('Created the %label Devel Snippet.', [
           '%label' => $entity->label(),
         ]));
         break;
 
       default:
-        drupal_set_message($this->t('Saved the %label Devel Snippet.', [
+        \Drupal::messenger()->addMessage($this->t('Saved the %label Devel Snippet.', [
           '%label' => $entity->label(),
         ]));
     }