diff --git a/ProofMode.md b/ProofMode.md
index 29807cb9eda3442bd4f13cc722aa2f2190f59d02..2071dd3512d1aa4b5c806652b0b24d2e0dbc51cb 100644
--- a/ProofMode.md
+++ b/ProofMode.md
@@ -113,7 +113,7 @@ Modalities
 ----------
 
 - `iModIntro` : introduction of a modality that is an instance of the
-  `IntoModal` type class. Instances include: later, except 0, basic update and
+  `FromModal` type class. Instances include: later, except 0, basic update and
   fancy update.
 - `iMod pm_trm as (x1 ... xn) "ipat"` : eliminate a modality `pm_trm` that is
   an instance of the `ElimModal` type class. Instances include: later, except 0,