diff --git a/src/ssl_ckch.c b/src/ssl_ckch.c
index 82169507f..192ad6c66 100644
--- a/src/ssl_ckch.c
+++ b/src/ssl_ckch.c
@@ -1799,7 +1799,7 @@ static void __ssl_sock_load_new_ckch_instance(struct ckch_inst *ckchi)
 
 		/* flush the session cache of the server */
 		for (i = 0; i < global.nbthread; i++) {
-			ha_free(&ckchi->server->ssl_ctx.reused_sess[tid].sni);
+			ha_free(&ckchi->server->ssl_ctx.reused_sess[i].sni);
 			ha_free(&ckchi->server->ssl_ctx.reused_sess[i].ptr);
 		}
 		HA_RWLOCK_WRUNLOCK(SSL_SERVER_LOCK, &ckchi->server->ssl_ctx.lock);