2 files changed, 3 insertions, 3 deletions
diff --git a/actionpack/test/controller/mime/respond_to_test.rb b/actionpack/test/controller/mime/respond_to_test.rb
index f9ffd5f54c..771eccb29b 100644
--- a/actionpack/test/controller/mime/respond_to_test.rb
+++ b/actionpack/test/controller/mime/respond_to_test.rb
@@ -658,13 +658,13 @@ class RespondToControllerTest < ActionController::TestCase
   end
 
   def test_variant_without_implicit_rendering_from_browser
-    assert_raises(ActionController::UnknownFormat) do
+    assert_raises(ActionController::MissingExactTemplate) do
       get :variant_without_implicit_template_rendering, params: { v: :does_not_matter }
     end
   end
 
   def test_variant_variant_not_set_and_without_implicit_rendering_from_browser
-    assert_raises(ActionController::UnknownFormat) do
+    assert_raises(ActionController::MissingExactTemplate) do
       get :variant_without_implicit_template_rendering
     end
   end
diff --git a/actionpack/test/controller/render_test.rb b/actionpack/test/controller/render_test.rb
index fc21543049..24c5761e41 100644
--- a/actionpack/test/controller/render_test.rb
+++ b/actionpack/test/controller/render_test.rb
@@ -650,7 +650,7 @@ class ImplicitRenderTest < ActionController::TestCase
   tests ImplicitRenderTestController
 
   def test_implicit_no_content_response_as_browser
-    assert_raises(ActionController::UnknownFormat) do
+    assert_raises(ActionController::MissingExactTemplate) do
       get :empty_action
     end
   end