diff --git a/concore.hpp b/concore.hpp
index b74ddd7e..f56bf755 100644
--- a/concore.hpp
+++ b/concore.hpp
@@ -451,6 +451,7 @@ class Concore{
                     outfile<<val[i]<<',';
                 outfile<<val[val.size()-1]<<']';
                 outfile.close();
+                simtime += delta;
                 }
             else{
                 throw 505;
@@ -506,6 +507,7 @@ class Concore{
                 outfile<<val[val.size()-1]<<']';
                 std::string result = outfile.str();
                 std::strncpy(sharedData_create, result.c_str(), 256 - 1);
+                simtime += delta;
                 }
             else{
                 throw 505;