middleman-sculptor.gemspec in middleman-sculptor-0.22 vs middleman-sculptor.gemspec in middleman-sculptor-0.23

@@ -19,9 +19,10 @@
 
   s.require_paths = ['lib']
   s.required_ruby_version = '>= 1.9.3'
 
   s.add_dependency 'middleman-core', '~> 3.3'
+  s.add_dependency 'middleman-sprockets', '~> 3.4'
   s.add_dependency 'rest-client', '>= 1.7.3'
   s.add_dependency "nokogiri", [">= 1.6", "< 2.0"]
   s.add_dependency 'oj', '~> 2.10.2'
   s.add_dependency 'slim', '>= 3.0'
   s.add_dependency 'pry'