1 files changed, 2 insertions, 1 deletions

diff --git a/plugins/check_ntp.c b/plugins/check_ntp.c
index 9fbdedd..8b49928 100644
--- a/plugins/check_ntp.c
+++ b/plugins/check_ntp.c
@@ -595,7 +595,8 @@ double jitter_request(const char *host, int *status){
                                 if(verbose) {
                                         printf("parsing jitter from peer %.2x: ", peers[i].assoc);
                                 }
-                                startofvalue = strchr(req.data, '=') + 1;
+                                startofvalue = strchr(req.data, '=');
+                                if(startofvalue != NULL) startofvalue++;
                                 if(startofvalue != NULL) {
                                         jitter = strtod(startofvalue, &nptr);
                                 }