Index: uspace/srv/net/inetsrv/pdu.c
===================================================================
--- uspace/srv/net/inetsrv/pdu.c	(revision 6f2c1fff143dbbbc751f1f8ba1ddd09d90f7b48e)
+++ uspace/srv/net/inetsrv/pdu.c	(revision fe036fe91eaab8ee7b3d93b1b6e113e69f1e317c)
@@ -224,5 +224,5 @@
 		return EINVAL;
 	
-	assert(sizeof(ip6_header_t) % 8 == 0);
+	static_assert(sizeof(ip6_header_t) % 8 == 0);
 	assert(hdr_size % 8 == 0);
 	assert(offs % FRAG_OFFS_UNIT == 0);