diff --git a/src/array/ord.rs b/src/array/ord.rs
index 00f84127219..3bb02ba3e72 100644
--- a/src/array/ord.rs
+++ b/src/array/ord.rs
@@ -211,7 +211,7 @@ pub fn build_compare(left: &dyn Array, right: &dyn Array) -> Result<DynComparato
         | (Duration(Nanosecond), Duration(Nanosecond)) => compare_primitives::<i64>(left, right),
         (Float32, Float32) => compare_f32(left, right),
         (Float64, Float64) => compare_f64(left, right),
-        (Decimal(_,_), Decimal(_,_)) => compare_primitives::<i128>(left, right),
+        (Decimal(_, _), Decimal(_, _)) => compare_primitives::<i128>(left, right),
         (Utf8, Utf8) => compare_string::<i32>(left, right),
         (LargeUtf8, LargeUtf8) => compare_string::<i64>(left, right),
         (Binary, Binary) => compare_binary::<i32>(left, right),
diff --git a/tests/it/array/ord.rs b/tests/it/array/ord.rs
index 055f5f9e2c8..9f5a07ed83b 100644
--- a/tests/it/array/ord.rs
+++ b/tests/it/array/ord.rs
@@ -71,13 +71,13 @@ fn f64_zeros() -> Result<()> {
 #[test]
 fn decimal() -> Result<()> {
     let array = Int128Array::from_slice(&[1, 2]).to(DataType::Decimal(38, 0));
-    
+
     let cmp = build_compare(&array, &array)?;
 
     assert_eq!(Ordering::Less, (cmp)(0, 1));
     assert_eq!(Ordering::Equal, (cmp)(1, 1));
     assert_eq!(Ordering::Greater, (cmp)(1, 0));
-    
+
     Ok(())
 }