diff --git a/lib/pdu.c b/lib/pdu.c
index f0b900a..5ae0cc0 100644
--- a/lib/pdu.c
+++ b/lib/pdu.c
@@ -73,11 +73,7 @@ void iscsi_dump_pdu_header(struct iscsi_context *iscsi, unsigned char *data) {
 	char dump[ISCSI_RAW_HEADER_SIZE*3+1]={0};
 	int i;
 	for (i=0;i<ISCSI_RAW_HEADER_SIZE;i++) {
-#if defined(WIN32)
-		_snprintf_s(&dump[i * 3], 4, 4, " %02x", data[i]);
-#else
 		snprintf(&dump[i * 3], 4, " %02x", data[i]);
-#endif
 	}
 	ISCSI_LOG(iscsi, 0, "PDU header:%s",dump);
 }