diff --git a/lib/raven/client.rb b/lib/raven/client.rb
index 9ca40125b..f5eaedda4 100644
--- a/lib/raven/client.rb
+++ b/lib/raven/client.rb
@@ -1,6 +1,6 @@
-require 'multi_json'
-require 'zlib'
 require 'base64'
+require 'json'
+require 'zlib'
 
 require 'raven/version'
 require 'raven/transports/http'
@@ -53,13 +53,7 @@ def encode(event)
         processor.process(memo)
       end
 
-      new_adapter = configuration.json_adapter
-      begin
-        old_adapter, MultiJson.adapter = MultiJson.adapter, new_adapter if new_adapter
-        encoded = MultiJson.encode(hash)
-      ensure
-        MultiJson.adapter = old_adapter if new_adapter
-      end
+      encoded = JSON.dump(hash)
 
       case self.configuration.encoding
       when 'gzip'
diff --git a/sentry-raven.gemspec b/sentry-raven.gemspec
index 4c56746e0..f40654aab 100644
--- a/sentry-raven.gemspec
+++ b/sentry-raven.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |gem|
 
   gem.add_dependency "faraday", ">= 0.7.6"
   gem.add_dependency "uuidtools"
-  gem.add_dependency "multi_json", "~> 1.0"
+  gem.add_dependency "json", ">= 1.6.2"
   gem.add_dependency "hashie", ">= 1.1.0"
 
   gem.add_development_dependency "rake"