diff --git a/usage/use-case-examples/postgis.mdx b/usage/use-case-examples/postgis.mdx
index b766c57..914366c 100644
--- a/usage/use-case-examples/postgis.mdx
+++ b/usage/use-case-examples/postgis.mdx
@@ -143,3 +143,6 @@ bucket_definitions:
       - SELECT * FROM lists
       - SELECT *, st_x(location) as longitude, st_y(location) as latitude from todos
 ```
+<Note>
+  NOTE: It should be noted that for the above example to work, your AppSchema must have the corresponding `longitude` and `latitude` columns set as `TEXT` type to receive said data.
+</Note>