diff --git a/aodh/api/controllers/v2/alarm_rules/gnocchi.py b/aodh/api/controllers/v2/alarm_rules/gnocchi.py
index 388850344..818addd0d 100644
--- a/aodh/api/controllers/v2/alarm_rules/gnocchi.py
+++ b/aodh/api/controllers/v2/alarm_rules/gnocchi.py
@@ -78,9 +78,9 @@ class AlarmGnocchiThresholdRule(base.AlarmRule):
         conf = pecan.request.cfg
         gnocchi_client = client.Client(
             '1', keystone_client.get_session(conf),
-            interface=conf.service_credentials.interface,
-            region_name=conf.service_credentials.region_name)
-
+            adapter_options={
+                'interface': conf.service_credentials.interface,
+                'region_name': conf.service_credentials.region_name})
         try:
             return gnocchi_client.capabilities.list().get(
                 'aggregation_methods', [])
@@ -182,9 +182,9 @@ class AggregationMetricByResourcesLookupRule(AlarmGnocchiThresholdRule):
 
         gnocchi_client = client.Client(
             '1', keystone_client.get_session(conf),
-            interface=conf.service_credentials.interface,
-            region_name=conf.service_credentials.region_name)
-
+            adapter_options={
+                'interface': conf.service_credentials.interface,
+                'region_name': conf.service_credentials.region_name})
         try:
             gnocchi_client.metric.aggregation(
                 metrics=rule.metric,
diff --git a/requirements.txt b/requirements.txt
index 812eac215..7c2f077f4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ futures>=3.0;python_version=='2.7' or python_version=='2.6'  # BSD
 futurist>=0.11.0  # Apache-2.0
 jsonschema!=2.5.0,<3.0.0,>=2.0.0
 keystonemiddleware>=2.2.0
-gnocchiclient>=3.1.0,<4.0.0  # Apache-2.0
+gnocchiclient>=3.1.0  # Apache-2.0
 lxml>=2.3
 oslo.db>=4.8.0,!=4.13.1,!=4.13.2,!=4.15.0 # Apache-2.0
 oslo.config>=2.6.0 # Apache-2.0