diff --git a/test/integration/smoke/test_deploy_vgpu_enabled_vm.py b/test/integration/smoke/test_deploy_vgpu_enabled_vm.py
index 13c1e5e11fe..2188c7f2165 100644
--- a/test/integration/smoke/test_deploy_vgpu_enabled_vm.py
+++ b/test/integration/smoke/test_deploy_vgpu_enabled_vm.py
@@ -75,11 +75,12 @@ class TestDeployvGPUenabledVM(cloudstackTestCase):
 
         self.testdata["vgpu140q"]["zoneid"] = self.zone.id
         self.testdata["vgpu140q"]["template"] = self.template.id
+        self.testdata["service_offerings"]["vgpu260qwin"]["serviceofferingdetails"] = [{'pciDevice': 'VGPU'},
+                                                                                       {'vgpuType':'GRID K120Q'}]
         #create a service offering
         self.service_offering = ServiceOffering.create(
                 self.apiclient,
                 self.testdata["service_offerings"]["vgpu260qwin"],
-                serviceofferingdetails={'pciDevice': 'VGPU'}
         )
         #build cleanup list
         self.cleanup = [
diff --git a/tools/marvin/marvin/lib/base.py b/tools/marvin/marvin/lib/base.py
index 7d2622eb7c8..2ef6f8209b2 100755
--- a/tools/marvin/marvin/lib/base.py
+++ b/tools/marvin/marvin/lib/base.py
@@ -1866,8 +1866,12 @@ class ServiceOffering:
             cmd.deploymentplanner = services["deploymentplanner"]
 
         if "serviceofferingdetails" in services:
-            cmd.serviceofferingdetails.append(
-                {services['serviceofferingdetails']})
+            count = 1
+            for i in services["serviceofferingdetails"]:
+                for key, value in i.items():
+                    setattr(cmd, "serviceofferingdetails[%d].key" % count, key)
+                    setattr(cmd, "serviceofferingdetails[%d].value" % count, value)
+                count = count + 1
 
         if "isvolatile" in services:
             cmd.isvolatile = services["isvolatile"]