diff --git a/share/ruby-build/rbx-2.5.6 b/share/ruby-build/rbx-2.5.6
new file mode 100644
index 00000000..bf2ea6bc
--- /dev/null
+++ b/share/ruby-build/rbx-2.5.6
@@ -0,0 +1,2 @@
+require_llvm 3.5
+install_package "rubinius-2.5.6" "http://releases.rubini.us/rubinius-2.5.6.tar.bz2#a81f57c6a9d38122a974df1debd5dd7900cb9d4a5cd621b2105de716990f807a" rbx