diff --git a/doc/mruby3.2.md b/doc/mruby3.2.md
index 1ca18d6b4..408f159fa 100644
--- a/doc/mruby3.2.md
+++ b/doc/mruby3.2.md
@@ -32,9 +32,9 @@
 
 ## New bundled gems
 
-- mruby-errno from [https://github.com/iij/mruby-errno.git]
-- mruby-set from [https://github.com/yui-knk/mruby-set.git]
-- mruby-dir from [https://github.com/iij/mruby-dir.git]
+- mruby-errno from <https://github.com/iij/mruby-errno.git>
+- mruby-set from <https://github.com/yui-knk/mruby-set.git>
+- mruby-dir from <https://github.com/iij/mruby-dir.git>
 - mruby-data
 
 # Breaking Changes