diff --git a/doc/org/tut.org b/doc/org/tut.org
index 052cfc985..0953c5cd3 100644
--- a/doc/org/tut.org
+++ b/doc/org/tut.org
@@ -37,7 +37,7 @@ three interfaces supported by Spot: shell commands, Python, or C++.
 - [[file:tut22.org][Creating an automaton by adding states and transitions]]
 - [[file:tut23.org][Creating an alternating automaton by adding states and transitions]]
 - [[file:tut24.org][Iterating over alternating automata]]
-- [[file:tut40.org][Creating a solving a safety game to decide direct simulation]]
+- [[file:tut40.org][Solving a safety game to decide direct simulation]]
 - [[file:tut52.org][Creating an explicit Kripke structure]]
 - [[file:tut90.org][Using the =bdd_dict= to associate atomic proposition to BDD
   variables, or allocate anonymous BDD variables (advanced)]]