diff --git a/docs/jsonBrowser/type.md b/docs/jsonBrowser/type.md
index 1ab52e6e..fcd9f1a1 100644
--- a/docs/jsonBrowser/type.md
+++ b/docs/jsonBrowser/type.md
@@ -435,7 +435,7 @@ height | Height of organism in Height unit. | string | no |  | Height |  | 160;
 height_unit | The unit in which Height is expressed. | object | no | [See module  length_unit_ontology](module.md#length-unit-ontology) | Height unit |  | 
 weight | Weight of organism in Weight unit. | string | no |  | Weight |  | 60; 40-60
 weight_unit | The unit in which Weight is expressed. | object | no | [See module  mass_unit_ontology](module.md#mass-unit-ontology) | Weight unit |  | 
-organ_donor | Whether organism has donated their organs. | boolean | no |  | Organ donor |  | yes; no
+organ_donor | Whether biomaterial was collected after extraction for organ transplantation. | boolean | no |  | Organ donor |  | yes; no
 
 ## Organoid
 _Information about an organoid biomaterial._
diff --git a/json_schema/type/biomaterial/donor_organism.json b/json_schema/type/biomaterial/donor_organism.json
index a23f5d08..a910d548 100644
--- a/json_schema/type/biomaterial/donor_organism.json
+++ b/json_schema/type/biomaterial/donor_organism.json
@@ -180,7 +180,7 @@
             "user_friendly": "Weight unit"
         },
         "organ_donor": {
-            "description": "Whether organism has donated their organs.",
+            "description": "Whether biomaterial was collected after extraction for organ transplantation.",
             "type": "boolean",
             "user_friendly": "Organ donor",
             "guidelines": "Should be one of: yes, or no.",