diff --git a/src/tgbaalgos/simulation.cc b/src/tgbaalgos/simulation.cc
index 1ee61ed89..953ce79e7 100644
--- a/src/tgbaalgos/simulation.cc
+++ b/src/tgbaalgos/simulation.cc
@@ -1014,7 +1014,7 @@ namespace spot
 
     public:
       direct_simulation_dont_care(const tgba* t)
-      : direct_simulation(t)
+      : direct_simulation<false, false>(t)
       {
         // This variable is used in the new signature.
         on_cycle_ =