diff --git a/source/image/simplified_fsm.svg b/source/image/simplified_fsm.svg
index c3e5938..f13b887 100644
--- a/source/image/simplified_fsm.svg
+++ b/source/image/simplified_fsm.svg
@@ -1 +1 @@
-varnishfsm clusterfrontend Frontend (From Client) Workthread clusterbackend Backend (To Server) Workthread Request Request vcl_recv vcl_recv Request->vcl_recv restart1 Restart restart1->vcl_recv vcl_hash vcl_hash vcl_recv->vcl_hash lookup vcl_deliver vcl_deliver Done Done vcl_deliver->Done vcl_synth vcl_synth vcl_synth->Done vcl_hit vcl_hit vcl_hit->vcl_deliver vcl_pass vcl_pass vcl_hit->vcl_pass vcl_miss vcl_miss vcl_miss->vcl_pass vcl_backend_fetch vcl_backend_fetch vcl_miss->vcl_backend_fetch vcl_purge vcl_purge vcl_purge->vcl_synth vcl_hash->vcl_hit hit vcl_hash->vcl_miss miss vcl_hash->vcl_purge purge vcl_pipe vcl_pipe vcl_hash->vcl_pipe pipe vcl_hash->vcl_pass pass vcl_hash->vcl_pass hit-for-pass waiting waiting vcl_hash->waiting busy vcl_pipe->Done vcl_pass->vcl_backend_fetch waiting->vcl_hash decision1 read beresp(headers) vcl_backend_fetch->decision1 vcl_backend_response vcl_backend_response decision1->vcl_backend_response vcl_backend_error vcl_backend_error decision1->vcl_backend_error decision4 cacheable? vcl_backend_response->decision4 cache cache decision4->cache yes nocache do not cache decision4->nocache hit-for-pass cache->vcl_deliver nocache->vcl_deliver varnishfsm clusterfrontend Frontend (From Client) Workthread clusterbackend Backend (To Server) Workthread Request Request vcl_recv vcl_recv Request->vcl_recv restart1 Restart restart1->vcl_recv vcl_hash vcl_hash vcl_recv->vcl_hash lookup vcl_deliver vcl_deliver Done Done vcl_deliver->Done vcl_synth vcl_synth vcl_synth->Done vcl_hit vcl_hit vcl_hit->vcl_deliver vcl_pass vcl_pass vcl_hit->vcl_pass vcl_miss vcl_miss vcl_miss->vcl_pass vcl_backend_fetch vcl_backend_fetch vcl_miss->vcl_backend_fetch vcl_purge vcl_purge vcl_purge->vcl_synth vcl_hash->vcl_hit hit vcl_hash->vcl_miss miss vcl_hash->vcl_purge purge vcl_pipe vcl_pipe vcl_hash->vcl_pipe pipe vcl_hash->vcl_pass pass vcl_hash->vcl_pass hit-for-pass waiting waiting vcl_hash->waiting busy vcl_pipe->Done vcl_pass->vcl_backend_fetch waiting->vcl_hash decision1 read beresp(headers) vcl_backend_fetch->decision1 vcl_backend_response vcl_backend_response decision1->vcl_backend_response vcl_backend_error vcl_backend_error decision1->vcl_backend_error decision4 cacheable? vcl_backend_response->decision4 cache cache decision4->cache yes nocache do not cache decision4->nocache hit-for-pass cache->vcl_deliver nocache->vcl_deliver graphname a a b b a->b c c b->c d d d->a d->b graphname a a b b a->b c c b->c d d d->a d->b varnishtest client Client c1 varnish Varnishtest v1 client->varnish varnish->client server Server s1 varnish->server server->varnish varnishtest client Client c1 varnish Varnishtest v1 client->varnish varnish->client server Server s1 varnish->server server->varnish