setIconSelectedColor is not working #18

fluidBottomNavigation.setOnTabSelectedListener(
                new OnTabSelectedListener() {
                    @Override
                    public void onTabSelected(int i) {
                        Fragment fragment = null;
                        switch (i) {
                            case 0:
                                fragment = new HomeFragment();
                                fluidBottomNavigation.setIconSelectedColor(R.drawable.ic_home_active);
                                break;
                            case 1:
                                fragment = new TicketsFragment();
                                fluidBottomNavigation.setIconSelectedColor(R.drawable.icon_tickects_active);
                                break;

                            case 2:
                                fluidBottomNavigation.setIconSelectedColor(R.drawable.icon_kanz_active);
                                fragment = new KanzFragment();
                                break;

                            case 3:
                                fluidBottomNavigation.setIconSelectedColor(R.drawable.icon_favorites_active);
                                fragment = new FavoriteFragment();
                                break;

                            case 4:
                                fluidBottomNavigation.setIconSelectedColor(R.drawable.icon_carts_active);
                                fragment = new CartFragment();
                                break;
                        }

                        //replacing the fragment
                        if (fragment != null) {
                            FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
                            ft.addToBackStack(null);
                            ft.replace(R.id.content_frame, fragment);
                            ft.commit();
                        }

                    }
                }
        );

```Been stuck on this for a while now.