diff --git a/spec/acts_as_taggable_on/caching_spec.rb b/spec/acts_as_taggable_on/caching_spec.rb
index 39565ccfb..a9f762c4a 100644
--- a/spec/acts_as_taggable_on/caching_spec.rb
+++ b/spec/acts_as_taggable_on/caching_spec.rb
@@ -101,13 +101,8 @@
 
   describe 'Cache methods initialization on new models' do
     before(:all) do
-      ActiveRecord::Schema.define do
-        create_table :cache_methods_injected_models do |t|
-          t.string :cached_tag_list
-        end
-      end
       ActiveRecord::Base.connection.execute(
-        'INSERT INTO cache_methods_injected_models VALUES (NULL, \'ciao\')'
+        'INSERT INTO cache_methods_injected_models (cached_tag_list) VALUES (\'ciao\')'
       )
       class CacheMethodsInjectedModel < ActiveRecord::Base
         acts_as_taggable
diff --git a/spec/internal/db/schema.rb b/spec/internal/db/schema.rb
index d72f881cb..af9ba2ab4 100644
--- a/spec/internal/db/schema.rb
+++ b/spec/internal/db/schema.rb
@@ -78,6 +78,9 @@
     t.column :type, :string
   end
 
+  create_table :cache_methods_injected_models, force: true do |t|
+    t.column :cached_tag_list, :string
+  end
 
   # Special cases for postgresql
   if using_postgresql?