diff --git a/test-driver b/test-driver
index 25e2854d5a57995684a903e2e2880a4ffa110e14..2dac37b68f449fc29674a227d18ca7f23ea11367 100755
--- a/test-driver
+++ b/test-driver
@@ -51,8 +51,10 @@ wait_for_vms() {
 save_logs() {
     local out_dir="$1"
 
+    # Try to keep ansible-playbook output to a minimum so as not to
+    # take too much space in the CI job logs.
     mkdir -p "${out_dir}"
-    ANSIBLE_STDOUT_CALLBACK=actionable \
+    ANSIBLE_STDOUT_CALLBACK=null \
     ${float_dir}/float run --extra-vars "out_dir=${out_dir}" \
         ${float_dir}/test/save-logs.yml
 }