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| -rw-r--r-- | README.adoc | 7 |
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diff --git a/README.adoc b/README.adoc index 7515e4ef..c9a698a9 100644 --- a/README.adoc +++ b/README.adoc @@ -171,6 +171,13 @@ Then, install the gem from RubyGems.org using the following command: $ gem install asciidoctor-pdf +If you're using Ruby 3.1 or better, you must also install the matrix gem until Prawn 2.5.0 or better is released. + + $ gem install matrix + +The matrix gem used to be bundled in the Ruby distribution, but was split out starting in Ruby 3.1. +This requirement will be lifted once Prawn declares it as a runtime dependency. + ==== Installation Troubleshooting If you get a permission error while installing the gem, such as the one below, it's likely you're attempting to install the gem directly into your system. |