diff --git a/share/ruby-build/mruby-3.4.0 b/share/ruby-build/mruby-3.4.0
new file mode 100644
index 0000000000..bd555bc2f4
--- /dev/null
+++ b/share/ruby-build/mruby-3.4.0
@@ -0,0 +1 @@
+install_package "mruby-3.4.0" "https://github.com/mruby/mruby/archive/3.4.0.tar.gz#183711c7a26d932b5342e64860d16953f1cc6518d07b2c30a02937fb362563f8" mruby