diff --git a/src/mappings.rs b/src/mappings.rs
index 1549608..4569e1b 100644
--- a/src/mappings.rs
+++ b/src/mappings.rs
@@ -165,7 +165,7 @@ impl<const STRIDE_NUM: usize> StrideMapping<STRIDE_NUM> {
             size = Some(match size.take() {
                 None => Rectangle::new(
                     Coordinates::new(x, y),
-                    Coordinates::new(x, (y + length - 1)),
+                    Coordinates::new(x, y + length - 1),
                 ),
                 Some(s) => Rectangle::new(
                     Coordinates::new(
@@ -174,7 +174,7 @@ impl<const STRIDE_NUM: usize> StrideMapping<STRIDE_NUM> {
                     ),
                     Coordinates::new(
                         max(s.bottom_right.x, x),
-                        max(s.bottom_right.y, (y + length - 1))
+                        max(s.bottom_right.y, y + length - 1)
                     )
                 )
             });