diff --git a/ruby-tty-which/PKGBUILD b/ruby-tty-which/PKGBUILD
index a3af9a0..a4028f1 100644
--- a/ruby-tty-which/PKGBUILD
+++ b/ruby-tty-which/PKGBUILD
@@ -2,25 +2,26 @@
 
 _gemname=tty-which
 pkgname=ruby-$_gemname
-pkgver=0.4.2
+pkgver=0.5.0
 pkgrel=1
 pkgdesc="Cross-platform implementation of Unix 'which' command"
 arch=('any')
 url="https://github.com/piotrmurach/tty-color"
 license=('MIT')
 depends=('ruby')
+makedepends=('ruby-rdoc')
 options=('!emptydirs')
 source=("https://rubygems.org/downloads/$_gemname-$pkgver.gem")
 noextract=("$_gemname-$pkgver.gem")
-b2sums=('9701534985a9fef2d2c6fee14cb8e1e817757b4e1e1504d4f5efcf8c1c01b41d3adf6d57ded84ac01190966e3fd96fd1cf5e85ebbdb6f03ebc4e18b7a6086c0b')
+b2sums=('505b7671cec9356339c228f3c61ee23d355448ffa3a569dacb8894a0362051a3c874d60f1a64b20e5788ac0999efc1daafdbbece7b689213e5802e54de6c9746')
 
 package() {
   local _gemdir="$(ruby -e'puts Gem.default_dir')"
 
   gem install \
+    --verbose \
     --ignore-dependencies \
     --no-user-install \
-    --no-document \
     --install-dir "$pkgdir/$_gemdir" \
     --bindir "$pkgdir/usr/bin" \
     "$_gemname-$pkgver.gem"