diff --git a/src/main.rs b/src/main.rs
index 687ae4e..ae4bf04 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -190,7 +190,7 @@ impl Drawable for Circle {
        /// Helper method to draw the 8 symmetric points for a given (x, y) offset.
     fn draw_and_move(&mut self, display: &mut Display) {
     let hsv_color = color::Hsv {
-            h: self.radius%360,
+            h: (self.radius%360).try_into().unwrap(),
             s: 1.0,
             v: 1.0,
     };