diff --git a/ibis/backends/duckdb/tests/test_datatypes.py b/ibis/backends/duckdb/tests/test_datatypes.py
index 8039c139936c..7fdc288eed71 100644
--- a/ibis/backends/duckdb/tests/test_datatypes.py
+++ b/ibis/backends/duckdb/tests/test_datatypes.py
@@ -36,6 +36,7 @@
             ("UUID", dt.uuid),
             ("VARCHAR", dt.string),
             ("INTEGER[]", dt.Array(dt.int32)),
+            ("INTEGER[3]", dt.Array(dt.int32)),
             ("MAP(VARCHAR, BIGINT)", dt.Map(dt.string, dt.int64)),
             (
                 "STRUCT(a INTEGER, b VARCHAR, c MAP(VARCHAR, DOUBLE[])[])",