diff --git a/src/container.zig b/src/container.zig
index f769767..37591fc 100644
--- a/src/container.zig
+++ b/src/container.zig
@@ -727,13 +727,13 @@ pub fn Container(Model: type, Event: type) type {
             // assign currently calculated size
             this.size = switch (this.properties.size.grow) {
                 .both => .max(size, this.properties.size.dim),
-                .fixed => if (this.properties.size.dim.x != 0 and this.properties.size.dim.y != 0) this.properties.size.dim else size,
+                .fixed => if (this.properties.size.dim.x > 0 and this.properties.size.dim.y > 0) this.properties.size.dim else size,
                 .horizontal => .{
                     .x = @max(size.x, this.properties.size.dim.x),
-                    .y = this.properties.size.dim.y,
+                    .y = if (this.properties.size.dim.y > 0) this.properties.size.dim.y else size.y,
                 },
                 .vertical => .{
-                    .x = this.properties.size.dim.x,
+                    .x = if (this.properties.size.dim.x > 0) this.properties.size.dim.x else size.x,
                     .y = @max(size.y, this.properties.size.dim.y),
                 },
             };
diff --git a/src/element.zig b/src/element.zig
index 74b4769..00112ee 100644
--- a/src/element.zig
+++ b/src/element.zig
@@ -53,10 +53,7 @@ pub fn Element(Model: type, Event: type) type {
         pub inline fn minSize(this: @This(), model: *const Model, size: Point) Point {
             if (this.vtable.minSize) |minSize_fn| {
                 const min_size = minSize_fn(this.ptr, model, size);
-                return .{
-                    .x = @max(size.x, min_size.x),
-                    .y = @max(size.y, min_size.y),
-                };
+                return .max(size, min_size);
             } else return size;
         }