diff --git a/src/split.c b/src/split.c
index cc581b6c6..95d174a8b 100644
--- a/src/split.c
+++ b/src/split.c
@@ -1325,8 +1325,8 @@ parse_chunk (intmax_t *k_units, intmax_t *n_units, char const *arg)
       *n_units = parse_n_units (argend + 1, "",
                                 N_("invalid number of chunks"));
       if (! (0 < *k_units && *k_units <= *n_units))
-        error (EXIT_FAILURE, 0, "%s: %s", _("invalid chunk number"),
-               quote_mem (arg, argend - arg));
+        die (EXIT_FAILURE, 0, "%s: %s", _("invalid chunk number"),
+             quote_mem (arg, argend - arg));
     }
   else if (! (e <= OVERFLOW_OK && 0 < *n_units))
     strtoint_die (N_("invalid number of chunks"), arg);
@@ -1561,7 +1561,7 @@ main (int argc, char **argv)
 
   if (n_units == 0)
     {
-      error (0, 0, _("invalid number of lines: %s"), "0");
+      error (0, 0, _("invalid number of lines: %s"), quote ("0"));
       usage (EXIT_FAILURE);
     }
 
diff --git a/tests/local.mk b/tests/local.mk
index 1fe04235d..1e93290d0 100644
--- a/tests/local.mk
+++ b/tests/local.mk
@@ -118,7 +118,6 @@ all_root_tests =				\
   tests/dd/skip-seek-past-dev.sh		\
   tests/df/problematic-chars.sh			\
   tests/df/over-mount-device.sh			\
-  tests/du/apparent.sh				\
   tests/du/bind-mount-dir-cycle.sh		\
   tests/du/bind-mount-dir-cycle-v2.sh		\
   tests/id/setgid.sh				\
@@ -557,6 +556,7 @@ all_tests =					\
   tests/df/total-verify.sh			\
   tests/du/2g.sh				\
   tests/du/8gb.sh				\
+  tests/du/apparent.sh				\
   tests/du/basic.sh				\
   tests/du/bigtime.sh				\
   tests/du/deref.sh				\