diff --git a/mrbgems/mruby-binding/mrbgem.rake b/mrbgems/mruby-binding-core/mrbgem.rake
similarity index 100%
rename from mrbgems/mruby-binding/mrbgem.rake
rename to mrbgems/mruby-binding-core/mrbgem.rake
diff --git a/mrbgems/mruby-binding/mrblib/binding.rb b/mrbgems/mruby-binding-core/mrblib/binding-core.rb
similarity index 100%
rename from mrbgems/mruby-binding/mrblib/binding.rb
rename to mrbgems/mruby-binding-core/mrblib/binding-core.rb
diff --git a/mrbgems/mruby-binding/src/binding.c b/mrbgems/mruby-binding-core/src/binding-core.c
similarity index 100%
rename from mrbgems/mruby-binding/src/binding.c
rename to mrbgems/mruby-binding-core/src/binding-core.c
diff --git a/mrbgems/mruby-binding/test/binding.rb b/mrbgems/mruby-binding-core/test/binding-core.rb
similarity index 100%
rename from mrbgems/mruby-binding/test/binding.rb
rename to mrbgems/mruby-binding-core/test/binding-core.rb