diff --git a/sys/kern/kern_ktrace.c b/sys/kern/kern_ktrace.c
index 91b001baae30..a377001760b9 100644
--- a/sys/kern/kern_ktrace.c
+++ b/sys/kern/kern_ktrace.c
@@ -950,7 +950,8 @@ ktr_kuser(const char *id, const void *addr, size_t len)
 	if (error != 0)
 		return;
 
-	strlcpy(ktp->ktr_id, id, KTR_USER_MAXIDLEN);
+	strncpy(ktp->ktr_id, id, KTR_USER_MAXIDLEN - 1);
+	ktp->ktr_id[KTR_USER_MAXIDLEN - 1] = '\0';
 
 	memcpy(ktp + 1, addr, len);