1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_disk.c b/plugins/check_disk.c
index 71a68079..669a1cd6 100644
--- a/plugins/check_disk.c
+++ b/plugins/check_disk.c
@@ -163,7 +163,7 @@ main (int argc, char **argv)
 
         mount_list = read_filesystem_list (0);
 
-        if (process_arguments (argc, argv) != TRUE)
+        if (process_arguments (argc, argv) == ERROR)
                 usage4 (_("Could not parse arguments"));
 
         for (me = mount_list; me; me = me->me_next) {