diff --git a/docs/index.html b/docs/index.html
index 1463bdb..7a4f1e8 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -154,7 +154,7 @@ <h2 property="alternativeHeadline">Outlier-robust Kalman Filtering through gener
 <ol>
     <li> The inverse multi-quadratic (IMQ) — 
     a <i>compensation-based</i> weighting function, and
-    <li> The tresholded Mahalanobis distance (TMD) — 
+    <li> The thresholded Mahalanobis distance (TMD) — 
     a <i>detect-and-reject</i> weighting function.
 </ol>
 </p>