diff --git a/spec/models/json_version_spec.rb b/spec/models/json_version_spec.rb
index ac6b0cfc..694f8771 100644
--- a/spec/models/json_version_spec.rb
+++ b/spec/models/json_version_spec.rb
@@ -1,6 +1,8 @@
-if JsonVersion.table_exists?
+require 'rails_helper'
 
-  require 'rails_helper'
+# The `json_versions` table tests postgres' `json` data type. So, that
+# table is only created when testing against postgres and ActiveRecord >= 4.
+if JsonVersion.table_exists?
 
   describe JsonVersion, :type => :model do
     it "should include the `VersionConcern` module to get base functionality" do