1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_disk.c b/plugins/check_disk.c
index d8da02d6..95e84751 100644
--- a/plugins/check_disk.c
+++ b/plugins/check_disk.c
@@ -493,7 +493,7 @@ print_path (const char *mypath)
 int
 validate_arguments (uintmax_t w, uintmax_t c, double wp, double cp, char *mypath)
 {
-        if (w == 0 && c == 0 && wp < 0.0 && cp < 0.0) {
+        if (w < 0 && c < 0 && wp < 0.0 && cp < 0.0) {
                 printf (_("INPUT ERROR: No thresholds specified"));
                 print_path (mypath);
                 return ERROR;