diff --git a/src/mixs/schema/mixs.yaml b/src/mixs/schema/mixs.yaml
index 048b9460f6..13a0775e00 100644
--- a/src/mixs/schema/mixs.yaml
+++ b/src/mixs/schema/mixs.yaml
@@ -5286,11 +5286,10 @@ slots:
     annotations:
       Expected_value: measurement value
       Preferred_unit: centimeter
-    description: The total amount or size (volume (ml), mass (g) or area (m2) ) of
-      sample collected
+    description: The total area over which the sample was collected
     title: area sampled size
     examples:
-      - value: 12 centimeter x 12 centimeter
+      - value: 12 cm x 12 cm
     keywords:
       - area
       - sample