diff --git a/sim_simple.cpp b/sim_simple.cpp
index 59b1b3608..3a9f502d8 100644
--- a/sim_simple.cpp
+++ b/sim_simple.cpp
@@ -450,5 +450,5 @@ int main()
 
     std::cout << "Saturation solution:\n"
               << "function s1 = solution\n"
-              << "s1 = [\n" << s1 << "\n]\n";
+              << "s1 = [\n" << sw1 << "\n]\n";
 }