redis-stream.gemspec in redis-stream-0.3.0 vs redis-stream.gemspec in redis-stream-0.4.0

@@ -40,6 +40,7 @@
   spec.add_development_dependency "rake", "~> 10.0"
   spec.add_development_dependency "minitest", "~> 5.0"
   spec.add_dependency "redis", "4.1.3"
   spec.add_dependency "moneta", "~> 1.2"
   spec.add_dependency "multi_json", "~> 1.14"
+  spec.add_dependency "zipkin-tracer", "~> 0.43"
 end