diff --git a/src/source-napatech.c b/src/source-napatech.c
index e3416cbb74..3eab47a74f 100644
--- a/src/source-napatech.c
+++ b/src/source-napatech.c
@@ -457,7 +457,7 @@ static int ProgramFlow(Packet *p, int is_inline)
                 v4Tuple.sa = pIPv4_hdr->src_addr;
                 v4Tuple.da = pIPv4_hdr->dst_addr;
             } else {
-                do_swap = (pIPv4_hdr->src_addr > pIPv4_hdr->dst_addr);
+                do_swap = (htonl(pIPv4_hdr->src_addr) > htonl(pIPv4_hdr->dst_addr));
                 if (!do_swap) {
                     /* already in order */
                     v4Tuple.sa = pIPv4_hdr->src_addr;