lwsl_timestamp month off by one

diff --git a/lib/libwebsockets.c b/lib/libwebsockets.c
index 19608d768498c3a1102c1b75db305ff7f31b8232..fa5e61e888bde082f006b463d016ababb629e7d1 100644 (file)
--- a/lib/libwebsockets.c
+++ b/lib/libwebsockets.c
@@ -1157,7 +1157,7 @@ lwsl_timestamp(int level, char *p, int len)
                        n = snprintf(p, len,
                                "[%04d/%02d/%02d %02d:%02d:%02d:%04d] %s: ",
                                ptm->tm_year + 1900,
-                               ptm->tm_mon,
+                               ptm->tm_mon + 1,
                                ptm->tm_mday,
                                ptm->tm_hour,
                                ptm->tm_min,