diff --git a/TP/NGSI-LD/ContextInformation/Provision/EntityAttributes/PartialAttributeUpdate/012_03.robot b/TP/NGSI-LD/ContextInformation/Provision/EntityAttributes/PartialAttributeUpdate/012_03.robot
index 6b5a4ec740ae5bef391f0a21ea3199af69ca9b8e..2614655404863d36f956d9005c9c775db552fb41 100644
--- a/TP/NGSI-LD/ContextInformation/Provision/EntityAttributes/PartialAttributeUpdate/012_03.robot
+++ b/TP/NGSI-LD/ContextInformation/Provision/EntityAttributes/PartialAttributeUpdate/012_03.robot
@@ -14,25 +14,25 @@ Test Template       Partial Update Attributes
 ${vehicle_id_prefix}=       urn:ngsi-ld:Vehicle:
 ${filename}=                vehicle-speed-two-datasetid-sample.jsonld
 ${status_code}=             404
-${attribute_id}=            speed
+${default_attr_id}=         speed
 
 
-*** Test Cases ***    ENTITY_ID    FRAGMENT_FILENAME
+*** Test Cases ***    ENTITY_ID    ATTR_ID    FRAGMENT_FILENAME
 012_03_01 Partial update when the Entity Id is not known to the system
-    ${not_found_entity_id}    vehicle-attribute-to-add-fragment.jsonld
+    ${not_found_entity_id}    ${default_attr_id}    vehicle-isparked-fragment.jsonld
 012_03_02 Partial update when no default instance and no datasetId specified
-    ${valid_entity_id}    vehicle-speed-invalid-datasetid-fragment.jsonld
+    ${valid_entity_id}    ${default_attr_id}    vehicle-speed-no-datasetid-fragment.jsonld
 012_03_03 Partial update when no instance with the datasetId specified
-    ${valid_entity_id}    vehicle-isparked-fragment.jsonld
-012_03_04 Partial update when no instance with the attrId specified
-    ${valid_entity_id}    vehicle-speed-wrong-name-fragment.jsonld
+    ${valid_entity_id}    ${default_attr_id}    vehicle-speed-unknown-datasetid-fragment.jsonld
+012_03_04 Partial update when the Attribute Name does not exist in the entity
+    ${valid_entity_id}    speed2    vehicle-speed-no-datasetid-fragment.jsonld
 
 
 *** Keywords ***
 Partial Update Attributes
     [Documentation]    Check that you cannot perform a partial update on an entity attribute if the entity id or attribute is not known to the system
     [Tags]    ea-partial-update    5_6_4
-    [Arguments]    ${entity_id}    ${fragment_filename}
+    [Arguments]    ${entity_id}    ${attr_id}    ${fragment_filename}
     ${response}=    Create Entity Selecting Content Type
     ...    ${filename}
     ...    ${valid_entity_id}
@@ -40,7 +40,7 @@ Partial Update Attributes
     Check Response Status Code    201    ${response.status_code}
     ${response}=    Partial Update Entity Attributes
     ...    ${entity_id}
-    ...    ${attribute_id}
+    ...    ${attr_id}
     ...    ${fragment_filename}
     ...    ${CONTENT_TYPE_LD_JSON}
     Check Response Status Code    ${status_code}    ${response.status_code}
diff --git a/data/entities/fragmentEntities/vehicle-speed-invalid-datasetid-fragment.jsonld b/data/entities/fragmentEntities/vehicle-speed-no-datasetid-fragment.jsonld
similarity index 55%
rename from data/entities/fragmentEntities/vehicle-speed-invalid-datasetid-fragment.jsonld
rename to data/entities/fragmentEntities/vehicle-speed-no-datasetid-fragment.jsonld
index 5a7640a2fb0aeb6da92cbeae4e31f1390f1ba0ef..38de190916875d96266499cd68130d80b304ad20 100644
--- a/data/entities/fragmentEntities/vehicle-speed-invalid-datasetid-fragment.jsonld
+++ b/data/entities/fragmentEntities/vehicle-speed-no-datasetid-fragment.jsonld
@@ -1,12 +1,9 @@
 {
-    "speed": {
+    "type": "Property",
+    "value": 56,
+    "source": {
         "type": "Property",
-        "value": 56,
-        "source": {
-            "type": "Property",
-            "value": "Speedometer"
-        },
-        "datasetId": "" 
+        "value": "Speedometer"
     },
     "@context": [
         "https://forge.etsi.org/rep/cim/ngsi-ld-test-suite/-/raw/develop/resources/jsonld-contexts/ngsi-ld-test-suite-compound.jsonld"
diff --git a/data/entities/fragmentEntities/vehicle-speed-unknown-datasetid-fragment.jsonld b/data/entities/fragmentEntities/vehicle-speed-unknown-datasetid-fragment.jsonld
new file mode 100644
index 0000000000000000000000000000000000000000..2367d134b1c466c595e4dfb2816ce992d4a36dbe
--- /dev/null
+++ b/data/entities/fragmentEntities/vehicle-speed-unknown-datasetid-fragment.jsonld
@@ -0,0 +1,12 @@
+{
+    "type": "Property",
+    "value": 56,
+    "source": {
+        "type": "Property",
+        "value": "Speedometer"
+    },
+    "datasetId": "urn:ngsi-ld:Property:unknownDatasetId",
+    "@context": [
+        "https://forge.etsi.org/rep/cim/ngsi-ld-test-suite/-/raw/develop/resources/jsonld-contexts/ngsi-ld-test-suite-compound.jsonld"
+    ]
+}
\ No newline at end of file
diff --git a/data/entities/fragmentEntities/vehicle-speed-wrong-name-fragment.jsonld b/data/entities/fragmentEntities/vehicle-speed-wrong-name-fragment.jsonld
deleted file mode 100644
index d84b42e45ba3ef4fe50ed1f5e21425fc58ce03ae..0000000000000000000000000000000000000000
--- a/data/entities/fragmentEntities/vehicle-speed-wrong-name-fragment.jsonld
+++ /dev/null
@@ -1,18 +0,0 @@
-{
-    "speed2": {
-        "type": "Property",
-        "value": 56,
-        "source": {
-            "type": "Property",
-            "value": "Speedometer"
-        },
-        "datasetId": "urn:ngsi-ld:Property:speedometerA4567-speed" 
-    },
-    "brandName": {
-        "type": "Property",
-        "value": "BMW"
-    },
-    "@context": [
-        "https://forge.etsi.org/rep/cim/ngsi-ld-test-suite/-/raw/develop/resources/jsonld-contexts/ngsi-ld-test-suite-compound.jsonld"
-    ]
-}
\ No newline at end of file