diff --git a/src/geometry.rs b/src/geometry.rs
index 912a1ed..6615cf2 100644
--- a/src/geometry.rs
+++ b/src/geometry.rs
@@ -32,13 +32,13 @@ pub trait CoordLimits: PartialOrd + PartialEq + Sub + Clone + Mul + Copy + One +
 
 impl CoordLimits for u8 {
     type Data = u8;
+    const MIN: u8 = 0;
+    const MAX: u8 = 255;
 
     fn distance(x1: Self, y1: Self, x2: Self, y2: Self) -> Self {
         (max(x2, x1) - min(x2, x1)).saturating_add(max(y2, y1) - min(y2, y1))
         //(pow(x2 as u16 - x1 as u16, 2) + pow(y2 as u16 - y1 as u16, 2)).sqrt() as u8
     }
-    const MIN: u8 = 0;
-    const MAX: u8 = 255;
 }
 
 impl CoordLimits for u16 {