1 files changed, 1 insertions, 1 deletions
diff --git a/centos.sh b/centos.sh
index 6503155..f4d6e05 100755
--- a/centos.sh
+++ b/centos.sh
@@ -10,7 +10,7 @@ ARCH=amd64
 # We don't install Erlang because it's complicated on CentOS.
 # We will instead use the Erlang versions built with kerl.
 PACKAGES="curl ncurses-devel openssl-devel zsh vim sudo git make \
-	autoconf automake gcc golang glide rsync"
+	autoconf automake gcc golang glide rsync groff"
 
 for f in ci.d/*; do source "$f"; done