diff --git a/src/host/main.js b/src/host/main.js
index e541640..2eda10e 100644
--- a/src/host/main.js
+++ b/src/host/main.js
@@ -101,7 +101,7 @@ export async function hostMain(options) {
       };
       const perTestUrl = callbackUrl.replace(
         ':testRowNumber',
-        body.presentationNumber ?? body.testCsvRow
+        body?.presentationNumber ?? body?.testCsvRow ?? ''
       );
       lastCallbackRequest = lastCallbackRequest.then(() =>
         options
@@ -114,6 +114,8 @@ export async function hostMain(options) {
       );
     };
 
+    postCallbackWhenEnabled({ status: 'PLAN_RUNNING' });
+
     for (const test of plan.tests) {
       const file = plan.files.find(({ name }) => name === test.filepath);
       const testSource = JSON.parse(textDecoder.decode(file.bufferData));
@@ -165,6 +167,7 @@ export async function hostMain(options) {
     stopDrivers();
 
     await emitPlanResults(plan);
+    postCallbackWhenEnabled({ status: 'PLAN_COMPLETED' });
   }
 
   log(HostMessage.STOP_SERVER);