diff --git a/lib/http/connection.rb b/lib/http/connection.rb
index 0e9082a1..3e53c80f 100644
--- a/lib/http/connection.rb
+++ b/lib/http/connection.rb
@@ -93,7 +93,7 @@ def readpartial(size = BUFFER_SIZE)
       chunk    = @parser.read(size)
       finish_response if finished
 
-      chunk.to_s
+      chunk || "".b
     end
 
     # Reads data from socket up until headers are loaded
diff --git a/lib/http/features/auto_deflate.rb b/lib/http/features/auto_deflate.rb
index 4b9b75c3..ff1b9259 100644
--- a/lib/http/features/auto_deflate.rb
+++ b/lib/http/features/auto_deflate.rb
@@ -10,7 +10,7 @@ module Features
     class AutoDeflate < Feature
       attr_reader :method
 
-      def initialize(*)
+      def initialize(**)
         super
 
         @method = @opts.key?(:method) ? @opts[:method].to_s : "gzip"
diff --git a/lib/http/options.rb b/lib/http/options.rb
index 1bf166e3..65f40aa2 100644
--- a/lib/http/options.rb
+++ b/lib/http/options.rb
@@ -111,7 +111,7 @@ def features=(features)
                     unless (feature = self.class.available_features[name])
                       argument_error! "Unsupported feature: #{name}"
                     end
-                    feature.new(opts_or_feature)
+                    feature.new(**opts_or_feature)
                   end
       end
     end