diff --git a/common/openecomp-tosca-datatype/src/main/resources/globalTypes/openecomp/annotations.yml b/common/openecomp-tosca-datatype/src/main/resources/globalTypes/openecomp/annotations.yml
index bfbf1c2..962522c 100644
--- a/common/openecomp-tosca-datatype/src/main/resources/globalTypes/openecomp/annotations.yml
+++ b/common/openecomp-tosca-datatype/src/main/resources/globalTypes/openecomp/annotations.yml
@@ -38,5 +38,5 @@
           type: string
       param_name:
         type: string
-        required: false
+        required: true
         description: Source parameter name
\ No newline at end of file
diff --git a/openecomp-bdd/features/TOSCA/HeatToToscaTranslation.feature b/openecomp-bdd/features/TOSCA/HeatToToscaTranslation.feature
index 2757381..6915e7b 100644
--- a/openecomp-bdd/features/TOSCA/HeatToToscaTranslation.feature
+++ b/openecomp-bdd/features/TOSCA/HeatToToscaTranslation.feature
@@ -33,22 +33,27 @@
     When I want to load the yaml content of the entry "Definitions/MainServiceTemplate.yaml" in the zip "resources/downloads/VSPPackage.zip" to context
 
     Then I want to check property "topology_template.inputs.pcm_flavor_name.annotations.source.type" for value "org.openecomp.annotations.Source"
+    Then I want to check property "topology_template.inputs.pcm_flavor_name.annotations.source.properties.source_type" for value "HEAT"
     Then I want to check property "topology_template.inputs.pcm_flavor_name.annotations.source.properties.vf_module_label" to have length 2
     Then I want to check property "topology_template.inputs.pcm_flavor_name.annotations.source.properties.vf_module_label[0]" for value "main-heat2"
     Then I want to check property "topology_template.inputs.pcm_flavor_name.annotations.source.properties.vf_module_label[1]" for value "main-heat1"
     Then I want to check property "topology_template.inputs.pcm_flavor_name.annotations.source.properties.param_name" for value "pcm_flavor_name"
 
-
     Then I want to check property "topology_template.inputs.sm_server_names.annotations.source.type" for value "org.openecomp.annotations.Source"
+    Then I want to check property "topology_template.inputs.sm_server_names.annotations.source.properties.source_type" for value "HEAT"
     Then I want to check property "topology_template.inputs.sm_server_names.annotations.source.properties.vf_module_label" to have length 1
     Then I want to check property "topology_template.inputs.sm_server_names.annotations.source.properties.vf_module_label[0]" for value "main-heat1"
     Then I want to check property "topology_template.inputs.sm_server_names.annotations.source.properties.param_name" for value "sm_server_names"
 
     Then I want to check property "topology_template.inputs.dummy_net_netmask_1.annotations.source.type" for value "org.openecomp.annotations.Source"
+    Then I want to check property "topology_template.inputs.dummy_net_netmask_1.annotations.source.properties.source_type" for value "HEAT"
     Then I want to check property "topology_template.inputs.dummy_net_netmask_1.annotations.source.properties.vf_module_label" to have length 1
     Then I want to check property "topology_template.inputs.dummy_net_netmask_1.annotations.source.properties.vf_module_label[0]" for value "main-heat2"
     Then I want to check property "topology_template.inputs.dummy_net_netmask_1.annotations.source.properties.param_name" for value "dummy_net_netmask_1"
 
+    Then I want to check property "topology_template.inputs.OS::stack_name" exists
+    Then I want to check property "topology_template.inputs.OS::stack_name.annotations" does not exist
+
     When I want to load the yaml content of the entry "Definitions/nested-pcm_v0.1ServiceTemplate.yaml" in the zip "resources/downloads/VSPPackage.zip" to context
     Then I want to check property "topology_template.inputs.port_pcm_port_0_network_role.annotations" does not exist
     Then I want to check property "topology_template.inputs.availabilityzone_name.annotations" does not exist
diff --git a/openecomp-bdd/resources/uploads/inputsForNestedHeat.zip b/openecomp-bdd/resources/uploads/inputsForNestedHeat.zip
index f00ff56..f1569ee 100644
--- a/openecomp-bdd/resources/uploads/inputsForNestedHeat.zip
+++ b/openecomp-bdd/resources/uploads/inputsForNestedHeat.zip
Binary files differ