diff --git a/coreContext/ngsi-ld-core-context-v1.3.jsonld b/coreContext/ngsi-ld-core-context-v1.3.jsonld
index 1f12f223b99d2aac13c4ba19d73393cf8ba8322f..ae2097e1259cbe04bf27c85550ad8045431c6b5e 100644
--- a/coreContext/ngsi-ld-core-context-v1.3.jsonld
+++ b/coreContext/ngsi-ld-core-context-v1.3.jsonld
@@ -6,14 +6,14 @@
     "id": "@id",
     "type": "@type",
 
-	"Attribute": "ngsi-ld:Attribute",
-	"AttributeList": "ngsi-ld:AttributeList",
+    "Attribute": "ngsi-ld:Attribute",
+    "AttributeList": "ngsi-ld:AttributeList",
     "ContextSourceNotification": "ngsi-ld:ContextSourceNotification",
     "ContextSourceRegistration": "ngsi-ld:ContextSourceRegistration",
     "Date": "ngsi-ld:Date",
     "DateTime": "ngsi-ld:DateTime",
-	"EntityType": "ngsi-ld:EntityType",
-	"EntityTypeInfo": "ngsi-ld:EntityTypeInfo",
+    "EntityType": "ngsi-ld:EntityType",
+    "EntityTypeInfo": "ngsi-ld:EntityTypeInfo",
 	"EntityTypeList": "ngsi-ld:EntityTypeList",
     "Feature": "geojson:Feature",
     "FeatureCollection": "geojson:FeatureCollection",