diff --git a/SRI_matlab/main.m b/SRI_matlab/main.m
index 29dddef651fa627ad03248c5ea89d089b8d86af7..ceba4cddb81ab96cebc3d8f86f6be2b452b3f083 100644
--- a/SRI_matlab/main.m
+++ b/SRI_matlab/main.m
@@ -15,7 +15,7 @@ coeffs.DeathRate = 1.3e-2;
 coeffs.NaturalDeathRate = 2e-4;
 coeffs.NatalityRate = 5.3e-4;
 coeffs.QuarantineRate = 0.01;
-VaccinationVector = build_vacc_rate(0, 4.4e-4, 0, N);
+VaccinationVector = build_vacc_rate(0, 4.4e-4, 50, N);
 % VaccinationVector = build_vacc_rate(0, 0, 50, N);
 
 m = model(S, I, Q, R, 12, N);