diff --git a/.github/workflows/rubyonrails.yml b/.github/workflows/rubyonrails.yml
index 667af85..68e702a 100644
--- a/.github/workflows/rubyonrails.yml
+++ b/.github/workflows/rubyonrails.yml
@@ -21,9 +21,9 @@
 name: "GitHub CI"
 on:
   push:
-    branches: ["devel"]
+    branches: ["test"]
   pull_request:
-    branches: ["devel"]
+    branches: ["test"]
 jobs:
   plugin_tests:
     strategy:
diff --git a/test/unit/custom_workflow_mailer_test.rb b/test/unit/custom_workflow_mailer_test.rb
index ed5ba90..d54e832 100644
--- a/test/unit/custom_workflow_mailer_test.rb
+++ b/test/unit/custom_workflow_mailer_test.rb
@@ -42,8 +42,8 @@ def test_truth
   def test_custom_email
     CustomWorkflowMailer.deliver_custom_email @user2, subject: 'Subject', text_body: 'Body', html_body: 'Body'
     email = last_email
-    assert text_part(email).body.include? 'Body'
-    assert html_part(email).body.include? 'Body'
+    assert text_part(email).body.include? 'Body', text_part(email).body
+    assert html_part(email).body.include? 'Body', html_part(email).body
   end
 
   private