diff --git a/docker/docker-toool b/docker/docker-toool
index a1ffe34c5c..74319058a4 100755
--- a/docker/docker-toool
+++ b/docker/docker-toool
@@ -90,6 +90,7 @@ def docker_arg_map(key, value):
         'pid': "--pid=%s" % value,
         'privileged': "--privileged=%s" % value.lower(),
         'user': "--user=%s" % value,
+        'ulimit': "--ulimit=%s" % value,
         'volumes': "--volume=%s" % value,
         'volumes_from': "--volumes-from=%s" % value,
     }.get(key, None)
@@ -124,6 +125,11 @@ def run_docker_container(opts, container_name):
                             arg = docker_arg_map("environment", env)
                             if arg:
                                 cmd.append(arg)
+                    elif container_data == "ulimit":
+                        for limit in (json_data[step][container][container_data] or []):
+                            arg = docker_arg_map("ulimit", limit)
+                            if arg:
+                                cmd.append(arg)
                     elif container_data == "volumes":
                         for volume in (json_data[step][container][container_data] or []):
                             arg = docker_arg_map("volumes", volume)
diff --git a/docker/services/neutron-dhcp.yaml b/docker/services/neutron-dhcp.yaml
index 7ad53cc095..f6e60d6f11 100644
--- a/docker/services/neutron-dhcp.yaml
+++ b/docker/services/neutron-dhcp.yaml
@@ -126,6 +126,7 @@ outputs:
             restart: always
             healthcheck:
               test: /openstack/healthcheck
+            ulimit: ['nofile=1024']
             volumes:
               list_concat:
                 - {get_attr: [ContainersCommon, volumes]}
diff --git a/docker/services/neutron-l3.yaml b/docker/services/neutron-l3.yaml
index f6da185556..4e8585409a 100644
--- a/docker/services/neutron-l3.yaml
+++ b/docker/services/neutron-l3.yaml
@@ -104,6 +104,7 @@ outputs:
             restart: always
             healthcheck:
               test: /openstack/healthcheck
+            ulimit: ['nofile=1024']
             volumes:
               list_concat:
                 - {get_attr: [ContainersCommon, volumes]}
diff --git a/docker/services/neutron-ovs-agent.yaml b/docker/services/neutron-ovs-agent.yaml
index c483b202ef..a3a75a1425 100644
--- a/docker/services/neutron-ovs-agent.yaml
+++ b/docker/services/neutron-ovs-agent.yaml
@@ -148,6 +148,7 @@ outputs:
             restart: always
             healthcheck:
               test: /openstack/healthcheck
+            ulimit: ['nofile=1024']
             volumes:
               list_concat:
                 - {get_attr: [ContainersCommon, volumes]}