diff --git a/dev/ci/push_all.sh b/dev/ci/push_all.sh
index dff5516328a..428e74435da 100755
--- a/dev/ci/push_all.sh
+++ b/dev/ci/push_all.sh
@@ -206,7 +206,7 @@ echo "--- :bazel::docker: Pushing images..."
 log_file=$(mktemp)
 # shellcheck disable=SC2064
 trap "rm -rf $log_file" EXIT
-parallel --jobs=16 --line-buffer --joblog "$log_file" -v <"$job_file"
+parallel --jobs=8 --line-buffer --joblog "$log_file" -v <"$job_file"
 
 # Pretty print the output from gnu parallel
 while read -r line; do