1 files changed, 8 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index f465a38dbe..c3a34ae104 100644
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -890,6 +890,10 @@ module ActiveRecord #:nodoc:
         Thread.current[key] = Thread.current[key].presence || self.default_scoping.dup
       end
 
+      def before_remove_const #:nodoc:
+        reset_scoped_methods
+      end
+
       private
 
         def relation #:nodoc:
@@ -1174,6 +1178,10 @@ MSG
           scoped_methods.last
         end
 
+        def reset_scoped_methods #:nodoc:
+          Thread.current[:"#{self}_scoped_methods"] = nil
+        end
+
         # Returns the class type of the record using the current module as a prefix. So descendants of
         # MyApp::Business::Account would appear as MyApp::Business::AccountSubclass.
         def compute_type(type_name)