flexirest.gemspec in flexirest-1.9.15 vs flexirest.gemspec in flexirest-1.9.16

@@ -34,10 +34,10 @@
     spec.add_development_dependency "rspec_junit_formatter"
   end
   spec.add_development_dependency "simplecov"
   spec.add_development_dependency "simplecov-rcov"
   spec.add_development_dependency 'coveralls'
-  spec.add_development_dependency "api-auth", ">= 1.3.1"
+  spec.add_development_dependency "api-auth", ">= 1.3.1", "< 2.4"
   spec.add_development_dependency 'typhoeus'
   spec.add_development_dependency 'activemodel'
 
   spec.add_runtime_dependency "mime-types"
   spec.add_runtime_dependency "multi_json"