diff --git a/VRANbs-API.md b/VRANbs-API.md
index bf61c06..32f6bd3 100644
--- a/VRANbs-API.md
+++ b/VRANbs-API.md
@@ -152,6 +152,8 @@ POST /api/v1/items/{code}/tasks
   "attributes": {
       "operation": "targetn",
     "inputCode": "{itemCode}",
+    "plantingDate": "2020-02-01T00:00:00.000Z",
+    "measurementDate": "2020-06-01T00:00:00.000Z",
     "inputType": "irmi", // yara, ci, irmi or wdvi
     "purposeType": "consumption", // consumption, fries, potato, starch
     "targetYield": "60"
@@ -220,6 +222,8 @@ POST /api/v1/items/{code}/tasks
   "attributes": {
       "operation": "uptake",
       "inputCode": "{itemCode}",
+      "plantingDate": "2020-02-01T00:00:00.000Z",
+      "measurementDate": "2020-06-01T00:00:00.000Z",
       "inputType": "irmi", // yara, ci, irmi or wdvi
   }
 }
@@ -256,6 +260,8 @@ POST /api/v1/items/{code}/tasks
   "attributes": {
       "operation": "nitrogen",
       "inputCode": "{itemCode}",
+      "plantingDate": "2020-02-01T00:00:00.000Z",
+      "measurementDate": "2020-06-01T00:00:00.000Z",
       "inputType": "irmi", // yara, ci, irmi or wdvi
       "targetN": "249.22948"
   }