diff --git a/ci/jenkins/test-vm.sh b/ci/jenkins/test-vm.sh
index 95988317a25..3169c987129 100755
--- a/ci/jenkins/test-vm.sh
+++ b/ci/jenkins/test-vm.sh
@@ -116,7 +116,7 @@ function clean_antrea {
     kubectl delete -f ${WORKDIR}/antrea.yml --ignore-not-found=true
     # The cleanup and stats are best-effort.
     set +e
-    docker image prune -f --filter "until=1h" > /dev/null
+    docker system prune --force --all --filter until=1h > /dev/null
     docker system df -v
     set -e
 }