diff --git a/mino/src/piece.rs b/mino/src/piece.rs
index 96f12f6..d4da7e1 100644
--- a/mino/src/piece.rs
+++ b/mino/src/piece.rs
@@ -5,7 +5,7 @@ use crate::matrix::Mat;
 use core::ops::Range;
 
 /// Represents a location for a piece, including its orientation.
-#[derive(Copy, Clone, Eq, PartialEq, Debug, Hash)]
+#[derive(Copy, Clone, Eq, PartialEq, Hash)]
 pub struct Loc {
     /// Horizontal coordinate.
     pub x: i16,
@@ -29,6 +29,12 @@ impl From<(i16, i16)> for Loc {
     }
 }
 
+impl core::fmt::Debug for Loc {
+    fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
+        (self.x, self.y, self.r).fmt(f)
+    }
+}
+
 /// Represents a rotation state for a piece. The initial state is "north" (`N`), and there
 /// are 4 total orientations to represent each 90 degree turn possible.
 #[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Debug, Default, Hash)]