diff --git a/preprocessor/ComputingTasks.cc b/preprocessor/ComputingTasks.cc
index d84153427..a1b0078ce 100644
--- a/preprocessor/ComputingTasks.cc
+++ b/preprocessor/ComputingTasks.cc
@@ -96,7 +96,7 @@ void
 SimulStatement::writeOutput(ostream &output, const string &basename) const
 {
   options_list.writeOutput(output);
-  output << "simul(oo_.dr);\n";
+  output << "simul();\n";
 }
 
 StochSimulStatement::StochSimulStatement(const SymbolList &symbol_list_arg,