diff --git a/src/ssl_sample.c b/src/ssl_sample.c
index 5509e1f..f1ee39d 100644
--- a/src/ssl_sample.c
+++ b/src/ssl_sample.c
@@ -1198,6 +1198,9 @@
 	char *src = NULL;
 	const char *sfx;
 
+	if (global_ssl.keylog <= 0)
+		return 0;
+
 	conn = (kw[4] != 'b') ? objt_conn(smp->sess->origin) :
 	       smp->strm ? cs_conn(objt_cs(smp->strm->si[1].end)) : NULL;