diff --git a/src/FRTN35_lab1.jl b/src/FRTN35_lab1.jl
index 5bc0612d1c06b26d01b97ce479e87d11750cf72c..16c073f75f41ab6d67800f680b8fdb0c177722fc 100644
--- a/src/FRTN35_lab1.jl
+++ b/src/FRTN35_lab1.jl
@@ -42,7 +42,7 @@ gain     = 1
 sysFFc,YR,FF = ffdesign(T, polevect, zerovect, gain)
 
 bopl(C, lab="Controller")
-bopl!(L, lab="Closed-loop system e->y")
+bopl!(L, lab="Open-loop system r->y without FF")
 bopl!(FF, lab="Feedforward compensator")
 bopl!(YR, lab="Closed-loop system r->y")