diff --git a/index.js b/index.js
index abe6a527..e4c85298 100644
--- a/index.js
+++ b/index.js
@@ -10,7 +10,21 @@ const { watch } = require('fs')
 
 function send (message) {
   if (process.send) {
-    process.send(message)
+    process.send({
+      pid: process.pid,
+      ...message
+    })
+  }
+}
+
+async function notifyAndExecuteTests (job) {
+  send({ msg: 'begin' })
+  try {
+    await executeTests(job)
+    send({ msg: 'end', status: job.failed || 0 })
+  } catch (error) {
+    console.error('ERROR', error)
+    send({ msg: 'error', error })
   }
 }
 
@@ -24,11 +38,11 @@ async function main () {
   server
     .on('ready', async ({ url, port }) => {
       job.port = port
+      send({ msg: 'ready', port: job.port })
       if (!job.logServer) {
         console.log(`Server running at ${url}`)
       }
-      send({ port })
-      await executeTests(job)
+      await notifyAndExecuteTests(job)
       if (job.watch) {
         delete job.start
         if (!job.watching) {
@@ -36,7 +50,7 @@ async function main () {
           watch(job.webapp, { recursive: true }, (eventType, filename) => {
             console.log(eventType, filename)
             if (!job.start) {
-              executeTests(job)
+              notifyAndExecuteTests(job)
             }
           })
           job.watching = true
@@ -50,7 +64,7 @@ async function main () {
     })
     .on('error', error => {
       console.error('ERROR', error)
-      send({ error })
+      send({ msg: 'error', error })
     })
 }
 
diff --git a/package-lock.json b/package-lock.json
index d78adaf4..e8cc2ff9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,11 +1,11 @@
 {
   "name": "ui5-test-runner",
-  "version": "1.0.5",
+  "version": "1.0.6",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "1.0.5",
+      "version": "1.0.6",
       "license": "MIT",
       "dependencies": {
         "colors": "^1.4.0",
@@ -6385,9 +6385,9 @@
       }
     },
     "node_modules/path-parse": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
-      "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==",
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
+      "integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==",
       "dev": true
     },
     "node_modules/path-type": {
@@ -12912,9 +12912,9 @@
       "integrity": "sha512-ojmeN0qd+y0jszEtoY48r0Peq5dwMEkIlCOu6Q5f41lfkswXuKtYrhgoTpLnyIcHm24Uhqx+5Tqm2InSwLhE6Q=="
     },
     "path-parse": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.6.tgz",
-      "integrity": "sha512-GSmOT2EbHrINBf9SR7CDELwlJ8AENk3Qn7OikK4nFYAu3Ote2+JYNVvkpAEQm3/TLNEJFD/xZJjzyxg3KBWOzw==",
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
+      "integrity": "sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==",
       "dev": true
     },
     "path-type": {
diff --git a/package.json b/package.json
index 00362a83..a0282787 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ui5-test-runner",
-  "version": "1.0.5",
+  "version": "1.0.6",
   "description": "Standalone test runner for UI5",
   "main": "index.js",
   "files": [
diff --git a/src/ui5.js b/src/ui5.js
index b4e9f3ca..17cd7ddd 100644
--- a/src/ui5.js
+++ b/src/ui5.js
@@ -70,7 +70,8 @@ module.exports = job => {
     // UI5 from url
     method: ['GET', 'HEAD'],
     match,
-    url: `${job.ui5}/$1`
+    url: `${job.ui5}/$1`,
+    'ignore-unverifiable-certificate': true
   }]
 
   job.libs.forEach(({ relative, source }) => {