diff --git a/lib/jsonapi_parameters/validator.rb b/lib/jsonapi_parameters/validator.rb
index 4aa5aaa..5627588 100644
--- a/lib/jsonapi_parameters/validator.rb
+++ b/lib/jsonapi_parameters/validator.rb
@@ -2,7 +2,7 @@
 require 'json_schemer'
 
 module JsonApi::Parameters
-  SCHEMA_PATH = 'lib/jsonapi_parameters/jsonapi_schema.json'.freeze
+  SCHEMA_PATH = Pathname.new(__dir__).join('jsonapi_schema.json').to_s.freeze
 
   private