diff --git a/cinder/compute/nova.py b/cinder/compute/nova.py
index 98101210b89..58a349da5f3 100644
--- a/cinder/compute/nova.py
+++ b/cinder/compute/nova.py
@@ -163,7 +163,7 @@ class API(base.Base):
     def has_extension(self, context, extension, timeout=None):
         try:
             nova_exts = nova_client.discover_extensions(NOVA_API_VERSION)
-        except (nova_exceptions.RequestTimeout, request_exceptions.Timeout):
+        except request_exceptions.Timeout:
             raise exception.APITimeout(service='Nova')
         return extension in [e.name for e in nova_exts]
 
@@ -196,5 +196,5 @@ class API(base.Base):
                               timeout=timeout).servers.get(server_id)
         except nova_exceptions.NotFound:
             raise exception.ServerNotFound(uuid=server_id)
-        except (nova_exceptions.RequestTimeout, request_exceptions.Timeout):
+        except request_exceptions.Timeout:
             raise exception.APITimeout(service='Nova')
diff --git a/requirements.txt b/requirements.txt
index 02cd1b172b7..59a36eba21f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -35,7 +35,7 @@ pycrypto>=2.6
 pyparsing>=2.0.1
 python-barbicanclient>=3.3.0
 python-glanceclient>=0.18.0
-python-novaclient>=2.29.0
+python-novaclient!=2.33.0,>=2.29.0
 python-swiftclient>=2.2.0
 requests!=2.8.0,>=2.5.2
 retrying!=1.3.0,>=1.2.3 # Apache-2.0