diff --git a/src/container.zig b/src/container.zig
index a2ffe29..33cb5d4 100644
--- a/src/container.zig
+++ b/src/container.zig
@@ -346,8 +346,8 @@ pub const Layout = packed struct {
             for (0..children.len - 1) |idx| {
                 const child = children[idx];
                 const anchor = switch (this.direction) {
-                    .horizontal => ((child.size.anchor.row -| size.anchor.row) * size.cols) + child.size.anchor.col + child.size.cols + gap -| size.anchor.col,
-                    .vertical => ((child.size.anchor.row + child.size.rows + gap -| size.anchor.row) * size.cols) + child.size.anchor.col -| size.anchor.col,
+                    .horizontal => ((@as(usize, child.size.anchor.row) -| @as(usize, size.anchor.row)) * @as(usize, size.cols)) + @as(usize, child.size.anchor.col) + @as(usize, child.size.cols) + gap -| @as(usize, size.anchor.col),
+                    .vertical => ((@as(usize, child.size.anchor.row) + @as(usize, child.size.rows) + gap -| @as(usize, size.anchor.row)) * @as(usize, size.cols)) + @as(usize, child.size.anchor.col) -| @as(usize, size.anchor.col),
                 };
 
                 switch (this.direction) {