diff --git a/README.md b/README.md
index aee5c23..7994bbc 100644
--- a/README.md
+++ b/README.md
@@ -45,7 +45,7 @@ cd my-project
 Run the bundle install command from the project's root directory
 
 ```
-sudo apt install ruby ruby-bundler ruby-dev gcc pkgconf make g++ libyaml-dev
+sudo apt install ruby ruby-bundler ruby-dev gcc pkgconf make g++ libyaml-dev libffi-dev
 echo 'gem:  --no-document' >> ~/.gemrc
 sudo cp ~/.gemrc /root/
 bundle config set --global path 'vendor/bundle'
@@ -60,7 +60,7 @@ bundle install
 Similar to above but might as well use the gem install to get the latest bundler.  The Debian apt packaged bundler is currently a bit outdated and missing some features compared to the latest.
 
 ```
-sudo apt install ruby ruby-dev gcc pkgconf make g++ libyaml-dev
+sudo apt install ruby ruby-dev gcc pkgconf make g++ libyaml-dev # zlib1g-dev libffi-dev #(for rails stuff) 
 echo 'gem:  --no-document' >> ~/.gemrc
 sudo cp ~/.gemrc /root/
 sudo gem install bundler