diff --git a/Inst_eddies/Tests/test_set_max_speed.f90 b/Inst_eddies/Tests/test_set_max_speed.f90
index eb72d9cdada9fa8a4df170304a38b97ce8da0219..04881e9900cdd2f20b373734aa14eb6f656a0748 100644
--- a/Inst_eddies/Tests/test_set_max_speed.f90
+++ b/Inst_eddies/Tests/test_set_max_speed.f90
@@ -34,7 +34,7 @@ program test_set_max_speed
   real corner_window(2) ! longitude and latitude of the window around
   ! the extremum, in rad
 
-  integer, parameter:: n_max_cont = 3
+  integer, parameter:: n_max_cont = 31
 
   type(ssh_contour) cont_list(n_max_cont)
   ! Contour list. The outermost contour is element with subscript