diff --git a/docs/field_types.md b/docs/field_types.md
index 4c447eb..016f77f 100644
--- a/docs/field_types.md
+++ b/docs/field_types.md
@@ -82,6 +82,8 @@ class SensorData(models.Model):
 data = SensorData(date=date.today(), temperatures=[25.5, 31.2, 28.7], humidity_levels=[41, 39, 66])
 ```
 
+Note that multidimensional arrays are not supported yet by the ORM.
+
 Working with materialized and alias fields
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