diff --git a/preprocessor/ModFile.cc b/preprocessor/ModFile.cc
index 9a8816a12..ce4094f91 100644
--- a/preprocessor/ModFile.cc
+++ b/preprocessor/ModFile.cc
@@ -146,11 +146,8 @@ ModFile::computingPass(bool no_tmp_terms)
   if (dynamic_model.equation_number() > 0)
     {
       // Compute static model and its derivatives
-      cout << "byte_code=" << byte_code << endl;
-      cout << "block=" << block << endl;
       if(byte_code)
         {
-        	cout << "go in DLL\n";
           dynamic_model.toStaticDll(static_dll_model);
           static_dll_model.computingPass(global_eval_context, no_tmp_terms, block);
         }
diff --git a/preprocessor/StaticModel.cc b/preprocessor/StaticModel.cc
index bda4f1ec5..dc380bb29 100644
--- a/preprocessor/StaticModel.cc
+++ b/preprocessor/StaticModel.cc
@@ -558,7 +558,7 @@ StaticModel::writeOutput(ostream &output, bool block) const
 {
   if (!block)
     return;
-
+  output << "options_.block=" << block << ";" << endl;
   output << "M_.blocksMFS = cell(" << blocksMFS.size() << ", 1);" << endl;
   for(int b = 0; b < (int) blocks.size(); b++)
     {