diff --git a/matlab/perfect-foresight-models/sim1_purely_forward.m b/matlab/perfect-foresight-models/sim1_purely_forward.m
index 256d64727..459efc02e 100644
--- a/matlab/perfect-foresight-models/sim1_purely_forward.m
+++ b/matlab/perfect-foresight-models/sim1_purely_forward.m
@@ -33,8 +33,8 @@ for it = options.periods:-1:1
     yf = endogenousvariables(:,it+1); % Values at next period, also used as guess value for current period
     yf1 = yf(iyf);
     [tmp, check] = solve1(dynamicmodel, [yf; yf1], 1:M.endo_nbr, 1:M.endo_nbr, ...
-                          1, options.gstep, options.solve_tolf, ...
-                          options.solve_tolx, options.simul.maxit, ...
+                          1, options.gstep, options.dynatol.f, ...
+                          options.dynatol.x, options.simul.maxit, ...
                           options.debug, exogenousvariables, M.params, steadystate, ...
                           it+M.maximum_lag);
     if check