diff --git a/draper.gemspec b/draper.gemspec
index 61515db..29d3a68 100644
--- a/draper.gemspec
+++ b/draper.gemspec
@@ -53,6 +53,7 @@ Gem::Specification.new do |s|
     s.add_development_dependency "bigdecimal"
     s.add_development_dependency "mutex_m"
     s.add_development_dependency "drb"
+    s.add_development_dependency "logger"
   end
   # rubocop:enable Gemspec/RubyVersionGlobalsUsage
 end