diff --git a/use-latest-deps-ios.sh b/use-latest-deps-ios.sh
index 40ad1c5..845046c 100755
--- a/use-latest-deps-ios.sh
+++ b/use-latest-deps-ios.sh
@@ -69,11 +69,13 @@ set -o pipefail
 # Install Ruby
 # shellcheck disable=SC1091
 source /etc/profile.d/rvm.sh
-rvm install 2.7.5
-rvm use 2.7.5
+rvm get head
+rvm reload
+rvm install 3.4.0
+rvm use 3.4.0
 
 # Install gems
-gem install bundler -v 2.4.22 # subsequent versions require Ruby 3+.
+gem install bundler
 gem install cocoapods
 
 # Allow root