diff --git a/Gemfile b/Gemfile
index 633d308..e3228d9 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,8 @@ source 'https://rubygems.org'
 gemspec
 
 group :test do
+  gem 'debug'
   gem 'rake'
-  gem "factory_girl", "~> 4.0"
-  gem "rails", "~> 4.2"
+  gem "factory_girl" #, "~> 4.0"
+  gem "rails" #, "~> 4.2"
 end
diff --git a/grape-middleware-lograge.gemspec b/grape-middleware-lograge.gemspec
index 2b64c97..215c2f4 100644
--- a/grape-middleware-lograge.gemspec
+++ b/grape-middleware-lograge.gemspec
@@ -2,10 +2,10 @@
 
 Gem::Specification.new do |spec|
   spec.name          = 'grape-middleware-lograge'
-  spec.version       = '1.2.3'
+  spec.version       = '1.3.1'
   spec.platform      = Gem::Platform::RUBY
-  spec.authors       = ['Ryan Buckley', 'Paul Chavard']
-  spec.email         = ['arebuckley@gmail.com', 'paul+github@chavard.net']
+  spec.authors       = ['Ryan Buckley', 'Paul Chavard','Josh Buermann']
+  spec.email         = ['arebuckley@gmail.com', 'paul+github@chavard.net','buermann@gmail.com']
   spec.summary       = %q{A logger for the Grape framework}
   spec.description   = %q{Logging middleware for the Grape framework, that uses Lograge}
   spec.homepage      = 'https://github.com/tchak/grape-middleware-lograge'
@@ -16,10 +16,10 @@ Gem::Specification.new do |spec|
   spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
   spec.require_paths = ['lib']
 
-  spec.add_dependency 'grape', '>= 0.14', '< 1'
+  spec.add_dependency 'grape', '>= 0.14'
   spec.add_dependency 'lograge', '~> 0.3'
 
-  spec.add_development_dependency 'bundler', '~> 1.7'
-  spec.add_development_dependency 'rake', '~> 10.0'
-  spec.add_development_dependency 'rspec', '>= 3.2', '< 4'
+  spec.add_development_dependency 'bundler'
+  spec.add_development_dependency 'rake'
+  spec.add_development_dependency 'rspec'
 end
diff --git a/lib/grape/middleware/lograge.rb b/lib/grape/middleware/lograge.rb
index 1dc4f03..5330046 100644
--- a/lib/grape/middleware/lograge.rb
+++ b/lib/grape/middleware/lograge.rb
@@ -21,11 +21,10 @@ def initialize(_, options = {})
   def before
     super
 
-    @db_duration = 0
+    @db_runtime = 0
 
-    @db_subscription = ActiveSupport::Notifications.subscribe('sql.active_record') do |*args|
-      event = ActiveSupport::Notifications::Event.new(*args)
-      @db_duration += event.duration
+    @db_subscription = ActiveSupport::Notifications.subscribe('sql.active_record') do |_name, start, ending, _transaction_id, _payload|
+      @db_runtime += 1000.0 * (ending - start) if ending && start
     end if defined?(ActiveRecord)
 
     ActiveSupport::Notifications.instrument("start_processing.grape", raw_payload)
@@ -58,15 +57,27 @@ def call!(env)
         after(payload, response.status)
       end
 
+      # Parse request parameters from the PUT/POST body and include them in the params payload
+      body   = env[Grape::Env::API_REQUEST_INPUT]
+      if body.present?
+        fmt    = request.media_type ? mime_types[request.media_type] : options[:default_format]
+        parser = Grape::Parser.parser_for fmt
+        if content_type_for(fmt)
+          body_params = parser.call(body, env)
+          payload[:params].merge!(body_params)
+        end
+      end
+
       @app_response
     end
   end
 
   def after(payload, status)
+    ActiveSupport::Notifications.unsubscribe(@db_subscription) if @db_subscription
     payload[:status]     = status
     payload[:format]     = env['api.format']
     payload[:version]    = env['api.version']
-    payload[:db_runtime] = @db_duration
+    payload[:db_runtime] = @db_runtime
   end
 
   def after_exception(payload, e)
@@ -90,8 +101,9 @@ def after_failure(payload, error)
   end
 
   def parameters
-    request_params = env[Grape::Env::GRAPE_REQUEST_PARAMS].to_hash
+    request_params = env[Grape::Env::GRAPE_REQUEST_PARAMS] #Grape::Env::GRAPE_REQUEST].params
     request_params.merge!(env['action_dispatch.request.request_parameters'.freeze] || {}) # for Rails
+
     if @options[:filter]
       @options[:filter].filter(request_params)
     else
@@ -113,6 +125,10 @@ def raw_payload
     }
   end
 
+  def request
+    env[Grape::Env::GRAPE_REQUEST]
+  end
+
   def endpoint
     env[Grape::Env::API_ENDPOINT]
   end
diff --git a/lib/grape/middleware/lograge/railtie.rb b/lib/grape/middleware/lograge/railtie.rb
index 511af3c..b475cac 100644
--- a/lib/grape/middleware/lograge/railtie.rb
+++ b/lib/grape/middleware/lograge/railtie.rb
@@ -1,7 +1,13 @@
 class Grape::Middleware::Lograge::Railtie < Rails::Railtie
   initializer 'grape.middleware.lograge', after: :load_config_initializers do
-    Grape::Middleware::Lograge.filter = ActionDispatch::Http::ParameterFilter.new Rails.application.config.filter_parameters
+    filter_class = Rails::VERSION::MAJOR > 5 ? ActiveSupport::ParameterFilter : ActionDispatch::Http::ParameterFilter
 
-    ::Lograge::RequestLogSubscriber.attach_to :grape
+    Grape::Middleware::Lograge.filter = filter_class.new(Rails.application.config.filter_parameters)
+
+    if Gem::Version.new( Lograge::VERSION ) > Gem::Version.new('0.10.9')
+      Lograge::LogSubscribers::Base.attach_to :grape
+    else
+      ::Lograge::RequestLogSubscriber.attach_to :grape
+    end
   end
 end
diff --git a/spec/lib/grape/middleware/lograge_spec.rb b/spec/lib/grape/middleware/lograge_spec.rb
index 9d347d2..1826e25 100644
--- a/spec/lib/grape/middleware/lograge_spec.rb
+++ b/spec/lib/grape/middleware/lograge_spec.rb
@@ -53,7 +53,7 @@
         expect(app).to receive(:call).with(env).and_return(app_response)
         allow(subject).to receive(:before)
         allow(subject).to receive(:after)
-        expect(subject.call!(env)).to eq app_response
+        expect(subject.call!(env).to_a).to eq app_response
       end
     end
   end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index dc98187..b4cf62b 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -2,6 +2,7 @@
 $LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))
 
 require 'ostruct'
+require 'debug'
 require 'factory_girl'
 require 'grape/middleware/lograge'