diff --git a/elliptic-curve/src/ecdh.rs b/elliptic-curve/src/ecdh.rs
index 90aff47f6..8b5960236 100644
--- a/elliptic-curve/src/ecdh.rs
+++ b/elliptic-curve/src/ecdh.rs
@@ -51,7 +51,7 @@ use zeroize::Zeroize;
 ///
 /// ```ignore
 /// let shared_secret = elliptic_curve::ecdh::diffie_hellman(
-///     secret_key.secret_scalar(),
+///     secret_key.to_nonzero_scalar(),
 ///     public_key.as_affine()
 /// );
 /// ```