diff --git a/dist/index.js b/dist/index.js
index b3e4603..10d5111 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -356,14 +356,19 @@ class TestReporter {
                 core.info(`Check run details: ${resp.data.details_url}`);
                 result.checkUrl = resp.data.html_url;
                 if (this.slackWebhook && this.context.branch === 'master') {
-                    const webhook = new webhook_1.IncomingWebhook(this.slackWebhook, {
-                        username: name
-                    });
+                    const webhook = new webhook_1.IncomingWebhook(this.slackWebhook);
                     const passed = results.reduce((sum, tr) => sum + tr.passed, 0);
                     const skipped = results.reduce((sum, tr) => sum + tr.skipped, 0);
                     const failed = results.reduce((sum, tr) => sum + tr.failed, 0);
                     const req = {
                         blocks: [
+                            {
+                                type: 'section',
+                                text: {
+                                    type: 'mrkdwn',
+                                    text: `*${name}*`
+                                }
+                            },
                             {
                                 type: 'section',
                                 text: {
@@ -385,19 +390,21 @@ class TestReporter {
                             }
                         });
                         if (failed <= 10) {
+                            const failedTests = [];
                             tr.failedSuites.map(suite => {
                                 suite.failedGroups.map(group => {
                                     group.failedTests.map(test => {
-                                        req.blocks.push({
-                                            type: 'section',
-                                            text: {
-                                                type: 'mrkdwn',
-                                                text: `:red_circle: <${suite.link}|${test.name}>`
-                                            }
-                                        });
+                                        failedTests.push(`* <${suite.link}|${test.name}>`);
                                     });
                                 });
                             });
+                            req.blocks.push({
+                                type: 'section',
+                                text: {
+                                    type: 'mrkdwn',
+                                    text: failedTests.join('\n')
+                                }
+                            });
                         }
                     });
                     yield webhook.send(req);
diff --git a/src/main.ts b/src/main.ts
index 1af624b..72ea555 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -300,15 +300,20 @@ class TestReporter {
       result.checkUrl = resp.data.html_url
 
       if (this.slackWebhook && this.context.branch === 'master') {
-        const webhook = new IncomingWebhook(this.slackWebhook, {
-          username: name
-        })
+        const webhook = new IncomingWebhook(this.slackWebhook)
         const passed = results.reduce((sum, tr) => sum + tr.passed, 0)
         const skipped = results.reduce((sum, tr) => sum + tr.skipped, 0)
         const failed = results.reduce((sum, tr) => sum + tr.failed, 0)
 
         const req = {
           blocks: [
+            {
+              type: 'section',
+              text: {
+                type: 'mrkdwn',
+                text: `*${name}*`
+              }
+            },
             {
               type: 'section',
               text: {
@@ -332,19 +337,22 @@ class TestReporter {
           })
 
           if (failed <= 10) {
+            const failedTests: string[] = []
             tr.failedSuites.map(suite => {
               suite.failedGroups.map(group => {
                 group.failedTests.map(test => {
-                  req.blocks.push({
-                    type: 'section',
-                    text: {
-                      type: 'mrkdwn',
-                      text: `:red_circle: <${suite.link}|${test.name}>`
-                    }
-                  })
+                  failedTests.push(`* <${suite.link}|${test.name}>`)
                 })
               })
             })
+
+            req.blocks.push({
+              type: 'section',
+              text: {
+                type: 'mrkdwn',
+                text: failedTests.join('\n')
+              }
+            })
           }
         })