diff --git a/INSTALL.md b/INSTALL.md
index e3c5299a5a..321e009874 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -28,7 +28,7 @@ These can be installed on Ubuntu 20.04 or later with:
 
 ```
 sudo apt-get update
-sudo apt-get install ruby2.7 libruby2.7 ruby2.7-dev bundler \
+sudo apt-get install ruby2.7 libruby2.7 ruby2.7-dev \
                      libmagickwand-dev libxml2-dev libxslt1-dev nodejs \
                      apache2 apache2-dev build-essential git-core firefox-geckodriver \
                      postgresql postgresql-contrib libpq-dev libsasl2-dev \