diff --git a/test/functionalTest/cases/0981_POST_v2_attributes/append_and_append_only_combinations.test b/test/functionalTest/cases/0981_POST_v2_attributes/append_and_append_only_combinations.test
index de25c1bcc8..7410ba41cd 100644
--- a/test/functionalTest/cases/0981_POST_v2_attributes/append_and_append_only_combinations.test
+++ b/test/functionalTest/cases/0981_POST_v2_attributes/append_and_append_only_combinations.test
@@ -267,7 +267,7 @@ Content-Length: 116
 
 {
     "description": "one or more of the attributes in the request already exist: E1 - [ attr4 ]",
-    "error": "Unprocessable"
+    "error": "PartialUpdate"
 }
 
 
diff --git a/test/functionalTest/cases/1682_ngsiv2_entity_id/ngsiv2_entity_id_revisited.test b/test/functionalTest/cases/1682_ngsiv2_entity_id/ngsiv2_entity_id_revisited.test
index 3f08385cc0..9b23e25341 100644
--- a/test/functionalTest/cases/1682_ngsiv2_entity_id/ngsiv2_entity_id_revisited.test
+++ b/test/functionalTest/cases/1682_ngsiv2_entity_id/ngsiv2_entity_id_revisited.test
@@ -74,8 +74,8 @@ orionCurl --url /v2/entities/E1/attrs  --payload "$payload"
 echo
 echo
 
-echo "04. POST /v2/entities/E1?options=append A and B (and check 400 Bad Request)"
-echo "==========================================================================="
+echo "04. POST /v2/entities/E1?options=append A and B (and check 422 Unprocessable Content)"
+echo "====================================================================================="
 payload='{
   "A": {
     "value": 30
@@ -142,8 +142,8 @@ Fiware-Correlator: REGEX([0-9a-f\-]{36})
 
 
 
-04. POST /v2/entities/E1?options=append A and B (and check 400 Bad Request)
-===========================================================================
+04. POST /v2/entities/E1?options=append A and B (and check 422 Unprocessable Content)
+=====================================================================================
 HTTP/1.1 422 Unprocessable Content
 Date: REGEX(.*)
 Fiware-Correlator: REGEX([0-9a-f\-]{36})
@@ -152,7 +152,7 @@ Content-Length: 112
 
 {
     "description": "one or more of the attributes in the request already exist: E1 - [ A ]",
-    "error": "Unprocessable"
+    "error": "PartialUpdate"
 }
 
 
diff --git a/test/functionalTest/cases/1784_patch_non_existing_attribute/patch_non_existing_attribute.test b/test/functionalTest/cases/1784_patch_non_existing_attribute/patch_non_existing_attribute.test
index 2f11f7300b..7c84e5ef49 100644
--- a/test/functionalTest/cases/1784_patch_non_existing_attribute/patch_non_existing_attribute.test
+++ b/test/functionalTest/cases/1784_patch_non_existing_attribute/patch_non_existing_attribute.test
@@ -93,7 +93,7 @@ Content-Length: 112
 
 {
     "description": "one or more of the attributes in the request do not exist: E1 - [ A2 ]",
-    "error": "Unprocessable"
+    "error": "PartialUpdate"
 }
 
 
diff --git a/test/functionalTest/cases/2933_PATCH_offending_attributes/PATCH_offending_attributes.test b/test/functionalTest/cases/2933_PATCH_offending_attributes/PATCH_offending_attributes.test
index f1a44d10f5..0ccf23b652 100644
--- a/test/functionalTest/cases/2933_PATCH_offending_attributes/PATCH_offending_attributes.test
+++ b/test/functionalTest/cases/2933_PATCH_offending_attributes/PATCH_offending_attributes.test
@@ -77,7 +77,7 @@ echo '03. PATCH /v2/entities/Room1/attrs, to update existing attribute (temperat
 echo '===================================================================================================================================================================='
 payload='{
   "temperature": {
-    "value": 24,
+    "value": 25,
     "type": "Float"
   },
   "temper": {
@@ -121,7 +121,7 @@ Content-Length: 120
 
 {
     "description": "one or more of the attributes in the request do not exist: Room1 - [ pressur ]",
-    "error": "Unprocessable"
+    "error": "PartialUpdate"
 }
 
 
@@ -135,7 +135,7 @@ Content-Length: 128
 
 {
     "description": "one or more of the attributes in the request do not exist: Room1 - [ temper, pressur ]",
-    "error": "Unprocessable"
+    "error": "PartialUpdate"
 }
 
 
@@ -158,7 +158,7 @@ Content-Length: 141
         "temperature": {
             "metadata": {},
             "type": "Float",
-            "value": 24
+            "value": 25
         },
         "type": "Thing"
     }