diff --git a/neutronclient/common/utils.py b/neutronclient/common/utils.py
index dc5f7d6..388d5e6 100644
--- a/neutronclient/common/utils.py
+++ b/neutronclient/common/utils.py
@@ -42,6 +42,10 @@ def env(*vars, **kwargs):
     return kwargs.get('default', '')
 
 
+def convert_to_uppercase(string):
+    return string.upper()
+
+
 def get_client_class(api_name, version, version_map):
     """Returns the client class for the requested API version.
 
diff --git a/neutronclient/neutron/v2_0/lb/v2/listener.py b/neutronclient/neutron/v2_0/lb/v2/listener.py
index 07509fb..39e06e4 100644
--- a/neutronclient/neutron/v2_0/lb/v2/listener.py
+++ b/neutronclient/neutron/v2_0/lb/v2/listener.py
@@ -15,6 +15,7 @@
 #    under the License.
 #
 
+from neutronclient.common import utils
 from neutronclient.i18n import _
 from neutronclient.neutron import v2_0 as neutronV20
 
@@ -82,6 +83,7 @@ class CreateListener(neutronV20.CreateCommand):
             '--protocol',
             required=True,
             choices=['TCP', 'HTTP', 'HTTPS', 'TERMINATED_HTTPS'],
+            type=utils.convert_to_uppercase,
             help=_('Protocol for the listener.'))
         parser.add_argument(
             '--protocol-port',
diff --git a/neutronclient/neutron/v2_0/lb/v2/pool.py b/neutronclient/neutron/v2_0/lb/v2/pool.py
index c3c2185..ca2b82b 100644
--- a/neutronclient/neutron/v2_0/lb/v2/pool.py
+++ b/neutronclient/neutron/v2_0/lb/v2/pool.py
@@ -82,6 +82,7 @@ class CreatePool(neutronV20.CreateCommand):
             '--protocol',
             required=True,
             choices=['HTTP', 'HTTPS', 'TCP'],
+            type=utils.convert_to_uppercase,
             help=_('Protocol for balancing.'))
 
     def args2body(self, parsed_args):