diff --git a/src/tcp_rules.c b/src/tcp_rules.c
index c72afb0..feee441 100644
--- a/src/tcp_rules.c
+++ b/src/tcp_rules.c
@@ -214,7 +214,7 @@
 					goto missing_data;
 
 				if (cap[h->index] == NULL)
-					cap[h->index] = pool_alloc2(h->pool);
+					cap[h->index] = pool_alloc(h->pool);
 
 				if (cap[h->index] == NULL) /* no more capture memory */
 					continue;