diff --git a/docs/source/python/recipe/postgresql_get_table_schema.py b/docs/source/python/recipe/postgresql_get_table_schema.py
index d0d9c4e063..59034c0c11 100644
--- a/docs/source/python/recipe/postgresql_get_table_schema.py
+++ b/docs/source/python/recipe/postgresql_get_table_schema.py
@@ -35,7 +35,7 @@
 
     cur.execute("CREATE SCHEMA IF NOT EXISTS other_schema")
     cur.execute("DROP TABLE IF EXISTS other_schema.example")
-    cur.execute("CREATE TABLE other_schema.example (strings TEXT, values NUMERIC)")
+    cur.execute("CREATE TABLE other_schema.example (strings TEXT, values INT)")
 
 conn.commit()
 
@@ -56,16 +56,14 @@
 #:
 #: Note that the NUMERIC column is read as a string, because PostgreSQL
 #: decimals do not map onto Arrow decimals.
-table_schema = conn.adbc_get_table_schema(
+assert conn.adbc_get_table_schema(
     "example",
     db_schema_filter="other_schema",
-)
-expected = pyarrow.schema(
+) == pyarrow.schema(
     [
         ("strings", "string"),
-        ("values", "string"),
+        ("values", "int32"),
     ]
 )
-assert table_schema == expected, f"Unexpected table schema {table_schema}"
 
 conn.close()