diff --git a/package.json b/package.json
index 9df1ffd..830c245 100644
--- a/package.json
+++ b/package.json
@@ -32,8 +32,8 @@
   "author": "Michal Dorner <dorner.michal@gmail.com>",
   "license": "MIT",
   "dependencies": {
-    "@actions/core": "^1.2.6",
-    "@actions/exec": "^1.1.1",
+    "@actions/core": "^1.6.0",
+    "@actions/exec": "^1.1.0",
     "@actions/github": "^6.0.0",
     "@slack/webhook": "^6.0.0",
     "adm-zip": "^0.5.10",
diff --git a/src/main.ts b/src/main.ts
index 5ed6d12..8af285c 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -201,7 +201,7 @@ class TestReporter {
 
     core.info('Creating report summary')
     const {listSuites, listTests, onlySummary} = this
-    const baseUrl = createResp.data.html_url as string
+    const baseUrl = createResp.data.html_url || ''
     const summary = getReport(results, {listSuites, listTests, baseUrl, onlySummary})
 
     core.info('Creating annotations')
@@ -232,6 +232,7 @@ class TestReporter {
     core.info(`Check run HTML: ${resp.data.html_url}`)
     core.setOutput('url', resp.data.url)
     core.setOutput('url_html', resp.data.html_url)
+    core.info(`Check run details: ${resp.data.details_url}`)
 
     if (isFailed && this.slackWebhook && this.context.branch === 'master') {
       const webhook = new IncomingWebhook(this.slackWebhook)
diff --git a/src/utils/github-utils.ts b/src/utils/github-utils.ts
index dca12df..e625ee5 100644
--- a/src/utils/github-utils.ts
+++ b/src/utils/github-utils.ts
@@ -125,7 +125,7 @@ async function listGitTree(octokit: InstanceType<typeof GitHub>, sha: string, pa
     if (tr.type === 'blob') {
       result.push(file)
     } else if (tr.type === 'tree' && truncated) {
-      const files = await listGitTree(octokit, tr.sha as string, `${file}/`)
+      const files = await listGitTree(octokit, tr.sha || '', `${file}/`)
       result.push(...files)
     }
   }