diff --git a/.gitignore b/.gitignore
index 763cc5a2..385f5fef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,6 +10,9 @@ tmtags
 ## VIM
 *.swp
 
+## IDEA
+.idea
+
 ## PROJECT::GENERAL
 .yardoc
 coverage
diff --git a/Rakefile b/Rakefile
index 9af21d7a..004a85ed 100644
--- a/Rakefile
+++ b/Rakefile
@@ -18,6 +18,7 @@ end
 
 task :spec => %w[
   base_spec
+  adapters:fast_jsonparser
   adapters:oj
   adapters:yajl
   adapters:json_gem
diff --git a/benchmark.rb b/benchmark.rb
index 1dd89cd1..670652ce 100644
--- a/benchmark.rb
+++ b/benchmark.rb
@@ -1,4 +1,8 @@
+libx = File.expand_path("../lib", __FILE__)
+$LOAD_PATH.unshift(libx) unless $LOAD_PATH.include?(libx)
+
 require 'oj'
+require 'fast_jsonparser'
 require 'multi_json'
 require 'benchmark/ips'
 
@@ -7,5 +11,13 @@
 Benchmark.ips do |x|
   x.time = 10
   x.warmup = 1
-  x.report { MultiJson.load(MultiJson.dump(a: 1, b: 2, c: 3)) }
+  x.report("oj") { MultiJson.load(MultiJson.dump(a: 1, b: 2, c: 3)) }
+end
+
+MultiJson.use :fast_jsonparser
+
+Benchmark.ips do |x|
+  x.time = 10
+  x.warmup = 1
+  x.report("fast_jsonparser") { MultiJson.load(MultiJson.dump(a: 1, b: 2, c: 3)) }
 end
diff --git a/lib/multi_json.rb b/lib/multi_json.rb
index 5909370d..a83b35f7 100644
--- a/lib/multi_json.rb
+++ b/lib/multi_json.rb
@@ -31,6 +31,7 @@ def default_options
   ALIASES = {'jrjackson' => 'jr_jackson'}
 
   REQUIREMENT_MAP = [
+    [:fast_jsonparser,  'fast_jsonparser'],
     [:oj,         'oj'],
     [:yajl,       'yajl'],
     [:jr_jackson, 'jrjackson'],
@@ -44,6 +45,7 @@ def default_options
   # if any adapters are already loaded, then checks
   # to see which are installed if none are loaded.
   def default_adapter
+    return :fast_jsonparser if defined?(::FastJsonparser)
     return :oj if defined?(::Oj)
     return :yajl if defined?(::Yajl)
     return :jr_jackson if defined?(::JrJackson)
@@ -79,6 +81,7 @@ def adapter
   # Set the JSON parser utilizing a symbol, string, or class.
   # Supported by default are:
   #
+  # * <tt>:fast_jsonparser</tt>
   # * <tt>:oj</tt>
   # * <tt>:json_gem</tt>
   # * <tt>:json_pure</tt>
diff --git a/lib/multi_json/adapters/fast_jsonparser.rb b/lib/multi_json/adapters/fast_jsonparser.rb
new file mode 100644
index 00000000..42e70dd5
--- /dev/null
+++ b/lib/multi_json/adapters/fast_jsonparser.rb
@@ -0,0 +1,44 @@
+require 'fast_jsonparser'
+require 'oj'
+require 'multi_json/adapter'
+
+module MultiJson
+  module Adapters
+    # Use the Oj library to dump/load.
+    class FastJsonparser < Adapter
+      defaults :load, :symbolize_keys => false
+      defaults :dump, :mode => :compat, :time_format => :ruby, :use_to_json => true
+
+      ParseError = ::FastJsonparser::Error
+
+      def load(string, options = {})
+        ::FastJsonparser.parse(string, options)
+      end
+
+      case ::Oj::VERSION
+      when /\A2\./
+        def dump(object, options = {})
+          options.merge!(:indent => 2) if options[:pretty]
+          options[:indent] = options[:indent].to_i if options[:indent]
+          ::Oj.dump(object, options)
+        end
+      when /\A3\./
+        PRETTY_STATE_PROTOTYPE = {
+          :indent                => "  ",
+          :space                 => " ",
+          :space_before          => "",
+          :object_nl             => "\n",
+          :array_nl              => "\n",
+          :ascii_only            => false,
+        }
+
+        def dump(object, options = {})
+          options.merge!(PRETTY_STATE_PROTOTYPE.dup) if options.delete(:pretty)
+          ::Oj.dump(object, options)
+        end
+      else
+        fail "Unsupported Oj version: #{::Oj::VERSION}"
+      end
+    end
+  end
+end
diff --git a/spec/fast_jsonparser_adapter_spec.rb b/spec/fast_jsonparser_adapter_spec.rb
new file mode 100644
index 00000000..d349fb22
--- /dev/null
+++ b/spec/fast_jsonparser_adapter_spec.rb
@@ -0,0 +1,10 @@
+require 'spec_helper'
+
+exit 0 if skip_adapter?('fast_jsonparser')
+
+require 'shared/adapter'
+require 'multi_json/adapters/fast_jsonparser'
+
+describe MultiJson::Adapters::FastJsonparser do
+  it_behaves_like 'an adapter', described_class
+end