diff --git a/app/server/ruby/lib/sonicpi/osc/osc.rb b/app/server/ruby/lib/sonicpi/osc/osc.rb
index de275c349a..b3414e92f4 100644
--- a/app/server/ruby/lib/sonicpi/osc/osc.rb
+++ b/app/server/ruby/lib/sonicpi/osc/osc.rb
@@ -14,6 +14,6 @@
 require_relative 'udp_client'
 require_relative 'udp_server'
 require_relative 'websocket_server'
-require_relative 'blob'
+require_relative 'osc_types'
 require_relative 'oscencode'
 require_relative 'oscdecode'
diff --git a/app/server/ruby/lib/sonicpi/osc/blob.rb b/app/server/ruby/lib/sonicpi/osc/osc_types.rb
similarity index 77%
rename from app/server/ruby/lib/sonicpi/osc/blob.rb
rename to app/server/ruby/lib/sonicpi/osc/osc_types.rb
index 7c0ccd9c17..fda3151a62 100644
--- a/app/server/ruby/lib/sonicpi/osc/blob.rb
+++ b/app/server/ruby/lib/sonicpi/osc/osc_types.rb
@@ -22,6 +22,7 @@ def initialize(data)
         # add padding
 
         @binary = b + ("\000" * ((4 - (b.size % 4)) % 4))
+
       end
 
       def to_s
@@ -33,5 +34,21 @@ def inspect
       end
 
     end
+
+    class Int64
+      attr_reader :binary
+      def initialize(val)
+        @val = val
+        @binary = [val].pack('q>')
+      end
+
+      def to_i
+        @val.to_i
+      end
+
+      def inspect
+        @val.inspect
+      end
+    end
   end
 end
diff --git a/app/server/ruby/lib/sonicpi/osc/oscencode.rb b/app/server/ruby/lib/sonicpi/osc/oscencode.rb
index 8f6ba6f45e..4c1b0fc125 100644
--- a/app/server/ruby/lib/sonicpi/osc/oscencode.rb
+++ b/app/server/ruby/lib/sonicpi/osc/oscencode.rb
@@ -27,6 +27,7 @@ def initialize(use_cache = false, cache_size=1000)
         @literal_low_g = 'g'.freeze
         @literal_low_s = 's'.freeze
         @literal_low_b = 'b'.freeze
+        @literal_low_h = 'h'.freeze
         @literal_empty_str = ''.freeze
         @literal_str_encode_regexp = /\000.*\z/
         @literal_str_pad = "\000".freeze
@@ -99,6 +100,9 @@ def encode_single_message(address, args=[])
           when SonicPi::OSC::Blob
             tags << @literal_low_b
             args_encoded << arg.binary
+          when SonicPi::OSC::Int64
+            tags << @literal_low_h
+            args_encoded << arg.binary
           else
             raise "Unknown arg type to encode: #{arg.inspect}"
           end