1 files changed, 1 insertions, 1 deletions

diff --git a/plugins/check_snmp.c b/plugins/check_snmp.c
index ca17970c..d516fbc1 100644
--- a/plugins/check_snmp.c
+++ b/plugins/check_snmp.c
@@ -459,7 +459,7 @@ main (int argc, char **argv)
                 /* Process this block for numeric comparisons */
                 /* Make some special values,like Timeticks numeric only if a threshold is defined */
                 if (thlds[i]->warning || thlds[i]->critical || calculate_rate) {
-                        ptr = strpbrk (show, "0123456789");
+                        ptr = strpbrk (show, "-0123456789");
                         if (ptr == NULL)
                                 die (STATE_UNKNOWN,_("No valid data returned (%s)\n"), show);
                         while (i >= response_size) {