diff --git a/pkg/healthcheck/healthcheck.go b/pkg/healthcheck/healthcheck.go
index 8f1d186..42e75c3 100644
--- a/pkg/healthcheck/healthcheck.go
+++ b/pkg/healthcheck/healthcheck.go
@@ -210,7 +210,8 @@ func (m *Manager) SetStatus(uuid string, status Status) error {
 func (m *Manager) sendWorkerUpdate(uuid string) {
 	for _, worker := range m.Workers {
 		if worker.UUIDStr == uuid {
-			worker.sendUpdate(worker.CheckResult) // send update with no change
+			// do update in the background, don't wait for it
+			go worker.sendUpdate(worker.CheckResult) // send update with no change
 		}
 	}
 }
diff --git a/test/mercury-template.toml b/test/mercury-template.toml
index 41d32b7..0cff602 100644
--- a/test/mercury-template.toml
+++ b/test/mercury-template.toml
@@ -299,7 +299,7 @@ method = "sticky,leastconnected"
 [[loadbalancer.pools.INTERNAL_VIP_LB.backends.example_lc.healthchecks]]
 # httpreply = "login"
  httpstatus = 200
- httprequest = "https://www.ghostbox.org"
+ httprequest = "https://www.exmple.com"
 # httppostdata = "<bla>"
  type = "httpget"
 # httpheaders = ["Content-Type: application/soap+xml; charset=utf-8"]
@@ -606,10 +606,10 @@ domain = "dnsonly.nl"
 hostname = "test_lb_dns"
 ip = "%LOCALIP%"
 [[loadbalancer.pools.test_tcp.backends.test_lb_dns.nodes]]
-hostname = "server2.local"
+hostname = "server2"
 ip = "95.142.102.176"
 port = 80
 [[loadbalancer.pools.test_tcp.backends.test_lb_dns.nodes]]
-hostname = "server1.local"
+hostname = "server1"
 ip = "95.142.102.175"
 port = 79