diff --git a/activesupport/test/flush_cache_on_private_memoization_test.rb b/activesupport/test/flush_cache_on_private_memoization_test.rb
index 20768b777a..bc488cc743 100644
--- a/activesupport/test/flush_cache_on_private_memoization_test.rb
+++ b/activesupport/test/flush_cache_on_private_memoization_test.rb
@@ -1,7 +1,7 @@
 require 'abstract_unit'
 require 'test/unit'
 
-class FlashCacheOnPrivateMemoizationTest < Test::Unit::TestCase
+class FlushCacheOnPrivateMemoizationTest < Test::Unit::TestCase
   ActiveSupport::Deprecation.silence do
     extend ActiveSupport::Memoizable
   end