diff --git a/gce-parity/24.04/packages.txt b/gce-parity/24.04/packages.txt
index 813d274..5f94553 100644
--- a/gce-parity/24.04/packages.txt
+++ b/gce-parity/24.04/packages.txt
@@ -158,7 +158,6 @@ libexpat1
 libext2fs2
 libfastjson4
 libfdisk1
-libffi7
 libfreetype6
 libfribidi0
 libfuse2
@@ -176,15 +175,12 @@ libgpg-error0
 libgpm2
 libgssapi-krb5-2
 libgssapi3-heimdal
-libhcrypto4-heimdal
 libheimbase1-heimdal
 libheimntlm0-heimdal
 libhx509-5-heimdal
 libidn2-0
 libip4tc2
 libip6tc2
-libiptc0
-libirs161
 libisns0
 libk5crypto3
 libkeyutils1
diff --git a/ubuntu-ruby/18.04/Dockerfile b/ubuntu-ruby/18.04/Dockerfile
index 5d892d4..108d89b 100644
--- a/ubuntu-ruby/18.04/Dockerfile
+++ b/ubuntu-ruby/18.04/Dockerfile
@@ -9,5 +9,6 @@ RUN add-apt-repository ppa:brightbox/ruby-ng -y
 RUN apt-get -yq update
 RUN apt-get -yq install build-essential libncurses-dev git ruby ruby-dev rsync
 RUN gem install bundler -v 2.3.27 --no-document
+RUN gem install dotenv -v 2.8.1
 RUN gem install fpm --no-document
 RUN gem install pleaserun --no-document