1 files changed, 1 insertions, 1 deletions

diff --git a/trafgen_parser.y b/trafgen_parser.y
index 1718f3d..21c3454 100644
--- a/trafgen_parser.y
+++ b/trafgen_parser.y
@@ -190,7 +190,7 @@ static void __set_csum16_static(size_t from, size_t to, enum csum which __maybe_
 	uint16_t sum;
 	uint8_t *psum;
 
-	sum = htons(calc_csum(pkt->payload + from, to - from, 0));
+	sum = htons(calc_csum(pkt->payload + from, to - from));
 	psum = (uint8_t *) ∑
 
 	set_byte(psum[0]);