Rakefile in fluent-plugin-couch-0.8.0 vs Rakefile in fluent-plugin-couch-0.8.1

@@ -10,10 +10,10 @@
     gemspec.author = "Yuri Odagiri"
     gemspec.email = "[e-mail]"
     gemspec.homepage = "http://github.com/ixixi/fluent-plugin-couch"
     gemspec.has_rdoc = false
     gemspec.require_paths = ["lib"]
-    gemspec.add_dependency "fluentd", "~> 0.10.0"
+    gemspec.add_dependency "fluentd", [">= 0.10.0", "< 2"]
     gemspec.add_dependency "couchrest", "~> 1.1.2"
     gemspec.add_dependency "jsonpath", "~> 0.4.2"
     gemspec.test_files = Dir["test/**/*.rb"]
     gemspec.files = Dir["lib/**/*", "test/**/*.rb"] + %w[VERSION AUTHORS Rakefile]
     gemspec.executables = []