diff --git a/man/quantile_score.Rd b/man/quantile_score.Rd
index 814d2b72..50a26aaf 100644
--- a/man/quantile_score.Rd
+++ b/man/quantile_score.Rd
@@ -43,7 +43,7 @@ central prediction intervals.
 The quantile score, also called pinball loss, for a single quantile
 level \eqn{\tau} is defined as
 \deqn{
-  \text{QS}_\tau(F, y) = 2 \cdot \{ \mathbf{1}(y \leq q_\tau) - \tau\} \cdot (q_\tau − y) =
+  \text{QS}_\tau(F, y) = 2 \cdot \{ \mathbf{1}(y \leq q_\tau) - \tau\} \cdot (q_\tau - y) =
   \begin{cases}
 2 \cdot (1 - \tau) * q_\tau - y,       & \text{if } y \leq q_\tau\\
 2 \cdot \tau * |q_\tau - y|,           & \text{if } y > q_\tau,