diff --git a/Inst_eddies/set_max_speed.f90 b/Inst_eddies/set_max_speed.f90
index ded0c1cb7084c1489b3fcd9ac0e49ea8a3f854ad..ca797c2814be7f6740f5de80895d5a522cfa7f46 100644
--- a/Inst_eddies/set_max_speed.f90
+++ b/Inst_eddies/set_max_speed.f90
@@ -120,7 +120,7 @@ contains
     end if
 
     i = maxloc(abs(speed), dim = 1, mask = .not. IEEE_IS_NAN(speed))
-    ! (The speed may be NaN when we are near land.)
+    ! (The speed may also be NaN when we are near land.)
 
     if (i == 0) then
        ! All speed values are NaN