diff --git a/doc/contributing/building_ruby.md b/doc/contributing/building_ruby.md
index ce844b5026..2b7a06baba 100644
--- a/doc/contributing/building_ruby.md
+++ b/doc/contributing/building_ruby.md
@@ -24,7 +24,7 @@
 2. Install optional, recommended dependencies:
 
     * [libffi] (to build fiddle)
-    * [gmp] (if you with to accelerate Bignum operations)
+    * [gmp] (if you wish to accelerate Bignum operations)
     * [rustc] - 1.58.0 or later, if you wish to build
       [YJIT](rdoc-ref:RubyVM::YJIT).