diff --git a/src/curve.rs b/src/curve.rs
index b0732ae..b36cc0b 100644
--- a/src/curve.rs
+++ b/src/curve.rs
@@ -98,7 +98,7 @@ use util::CTAssignable;
 ///
 /// The first 255 bits of a CompressedEdwardsY represent the
 /// y-coordinate. The high bit of the 32nd byte gives the sign of `x`.
-#[derive(Copy, Clone)]
+#[derive(Copy, Clone, Eq, PartialEq)]
 pub struct CompressedEdwardsY(pub [u8; 32]);
 
 impl Debug for CompressedEdwardsY {
@@ -107,18 +107,6 @@ impl Debug for CompressedEdwardsY {
     }
 }
 
-impl Eq for CompressedEdwardsY {}
-impl PartialEq for CompressedEdwardsY {
-    /// Determine if this `CompressedEdwardsY` is equal to another.
-    ///
-    /// # Warning
-    ///
-    /// This function is NOT constant time.
-    fn eq(&self, other: &CompressedEdwardsY) -> bool {
-        return self.0 == other.0;
-    }
-}
-
 impl Index<usize> for CompressedEdwardsY {
     type Output = u8;