drupalci.yml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drupalci.yml b/drupalci.yml
index 2d563333..3efceee6 100644
--- a/drupalci.yml
+++ b/drupalci.yml
@@ -9,6 +9,9 @@ build:
       # Run code quality checks.
       container_command.commit-checks:
         commands:
+          # Install rsync.
+          - sudo apt-get update
+          - sudo apt-get install rsync
           # @todo Replace in favor of commit-code-check.sh once https://www.drupal.org/project/drupal/issues/3314100 lands.
           - modules/contrib/automatic_updates/scripts/commit-code-check.sh --drupalci
         halt-on-fail: true