diff --git a/blockstream_satellite.gemspec b/blockstream_satellite.gemspec
index 156b278..b247106 100644
--- a/blockstream_satellite.gemspec
+++ b/blockstream_satellite.gemspec
@@ -39,6 +39,6 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rspec", "~> 3.0"
   spec.add_dependency "faraday", "> 0.8"
   spec.add_dependency "faraday_middleware", ">0.12"
-  spec.add_dependency "lnrpc", ">= 0.1.0"
+  spec.add_dependency "lnrpc", ">= 0.5.2"
   spec.add_dependency "activesupport", ">= 5.0.1"
 end
diff --git a/lib/blockstream_satellite.rb b/lib/blockstream_satellite.rb
index 598692e..e6924f4 100644
--- a/lib/blockstream_satellite.rb
+++ b/lib/blockstream_satellite.rb
@@ -9,7 +9,7 @@ module BlockstreamSatellite
   autoload :Configuration, 'blockstream_satellite/configuration'
   autoload :Response, 'blockstream_satellite/response'
 
-  API_HOST = 'https://satellite.blockstream.com'
+  API_HOST = 'https://api.blockstream.space'
 
   def self.lnd_client=(value)
     @lnd_client = value
diff --git a/lib/blockstream_satellite/client.rb b/lib/blockstream_satellite/client.rb
index 27e3635..3faa6ed 100644
--- a/lib/blockstream_satellite/client.rb
+++ b/lib/blockstream_satellite/client.rb
@@ -19,12 +19,12 @@ module BlockstreamSatellite
     end
 
     def pay(payreq)
-      self.lnd_client.send_payment_sync(Lnrpc::SendRequest.new(payment_request: payreq))
+      self.lnd_client.send_payment_sync(payment_request: payreq)
     end
 
     def request(http_method, path, params=nil, body=nil)
       response = http_client.send(http_method) do |req|
-        req.url "/api/#{path}"
+        req.url "/#{path}"
         req.params = params if params
         req.body = body if body
         yield req if block_given?
diff --git a/lib/blockstream_satellite/order.rb b/lib/blockstream_satellite/order.rb
index ab91572..242477a 100644
--- a/lib/blockstream_satellite/order.rb
+++ b/lib/blockstream_satellite/order.rb
@@ -25,16 +25,11 @@ module BlockstreamSatellite
     end
 
     def self.create(options)
-      if data = options.delete(:data)
-        file = Tempfile.new(SecureRandom.hex(5))
-        file.write(data)
-        file.rewind
-        options[:file] = file
-      elsif path = options.delete(:path)
+      if path = options.delete(:path)
+        options[:file] = UploadIO.new(options[:file], 'text/plain') # TODO: get rid of this content type here
         options[:file] = File.open(path)
       end
-      options[:bid] ||= options[:file].size * 51 # default price
-      options[:file] = UploadIO.new(options[:file], 'text/plain') # TODO: get rid of this content type here
+      options[:bid] ||= (options[:file] || options[:message]).size * 51 # default price
       response = BlockstreamSatellite.client.post('order', options)
       if response.success?
         Order.new(response.body).tap { |o| o.file = options[:file] }