diff --git a/src/tcp_act.c b/src/tcp_act.c
index b85cf28da..a2ed7d08b 100644
--- a/src/tcp_act.c
+++ b/src/tcp_act.c
@@ -68,9 +68,9 @@ static enum act_return tcp_action_req_set_src(struct act_rule *rule, struct prox
 
 	case ACT_F_TCP_REQ_CNT:
 	case ACT_F_HTTP_REQ:
-		if (!si_get_src(&s->si[0]))
+		if (!si_get_src(cs_si(s->csf)))
 			goto end;
-		src = s->si[0].src;
+		src = cs_si(s->csf)->src;
 		break;
 
 	default:
@@ -124,9 +124,9 @@ static enum act_return tcp_action_req_set_dst(struct act_rule *rule, struct prox
 
 	case ACT_F_TCP_REQ_CNT:
 	case ACT_F_HTTP_REQ:
-		if (!si_get_dst(&s->si[0]))
+		if (!si_get_dst(cs_si(s->csf)))
 			goto end;
-		dst = s->si[0].dst;
+		dst = cs_si(s->csf)->dst;
 		break;
 
 	default:
@@ -181,9 +181,9 @@ static enum act_return tcp_action_req_set_src_port(struct act_rule *rule, struct
 
 	case ACT_F_TCP_REQ_CNT:
 	case ACT_F_HTTP_REQ:
-		if (!si_get_src(&s->si[0]))
+		if (!si_get_src(cs_si(s->csf)))
 			goto end;
-		src = s->si[0].src;
+		src = cs_si(s->csf)->src;
 		break;
 
 	default:
@@ -236,9 +236,9 @@ static enum act_return tcp_action_req_set_dst_port(struct act_rule *rule, struct
 
 	case ACT_F_TCP_REQ_CNT:
 	case ACT_F_HTTP_REQ:
-		if (!si_get_dst(&s->si[0]))
+		if (!si_get_dst(cs_si(s->csf)))
 			goto end;
-		dst = s->si[0].dst;
+		dst = cs_si(s->csf)->dst;
 		break;
 
 	default: