diff --git a/datafusion/sqllogictest/test_files/array/array_union.slt b/datafusion/sqllogictest/test_files/array/array_union.slt
index e3a3cefc1c99..6a0fdc546e7d 100644
--- a/datafusion/sqllogictest/test_files/array/array_union.slt
+++ b/datafusion/sqllogictest/test_files/array/array_union.slt
@@ -114,11 +114,10 @@ select array_union(arrow_cast([], 'LargeList(Int64)'), arrow_cast([], 'LargeList
 []
 
 # array_union scalar function #7
-# re-enable when https://github.com/apache/arrow-rs/issues/9227 is fixed
-# query ?
-# select array_union([[null]], []);
-# ----
-# [[]]
+query ?
+select array_union([[null]], []);
+----
+[[NULL]]
 
 query error DataFusion error: Error during planning: Failed to coerce arguments to satisfy a call to 'array_union' function:
 select array_union(arrow_cast([[null]], 'LargeList(List(Int64))'), arrow_cast([], 'LargeList(Int64)'));