diff --git a/dist/index.js b/dist/index.js
index 12d7e24..dec0550 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -64,7 +64,6 @@ async function run() {
       }
       let changelog = '';
       for (const data of commits.data.commits) {
-        core.info(`Commit Data: \x1b[34m${JSON.stringify(data)}\x1b[0m`);
         core.info(`Commit: \x1b[34m${data.commit.message}\x1b[0m \x1b[34m${data.commit.committer.name}\x1b[0m ${data.sha}`);
         changelog += formatStringCommit(data.commit.message, `${owner}/${repo}`, {
           regExp, shortHash: data.sha.slice(0, 7), filterAuthor, hash: data.sha, author: data.commit.committer.name
@@ -85,8 +84,8 @@ async function run() {
       core.info(`Tag: \x1b[34m${tagRef || '-'}\x1b[0m`);
       core.info(`Input head-ref: \x1b[34m${headRef}\x1b[0m`);
       core.info(`Input base-ref: \x1b[34m${baseRef}\x1b[0m`);
-      core.group('Result Changelog');
-      console.log(`changelog`);
+      core.startGroup('Result Changelog');
+      console.log(`${changelog}`);
       core.endGroup();
       core.setOutput('compareurl', `https://github.com/${owner}/${repo}/compare/${baseRef}...${tagRef || headRef}`);
       core.setOutput('changelog', changelog);
diff --git a/index.js b/index.js
index 346b017..bb4519e 100644
--- a/index.js
+++ b/index.js
@@ -57,7 +57,6 @@ async function run() {
       }
       let changelog = '';
       for (const data of commits.data.commits) {
-        core.info(`Commit Data: \x1b[34m${JSON.stringify(data)}\x1b[0m`);
         core.info(`Commit: \x1b[34m${data.commit.message}\x1b[0m \x1b[34m${data.commit.committer.name}\x1b[0m ${data.sha}`);
         changelog += formatStringCommit(data.commit.message, `${owner}/${repo}`, {
           regExp, shortHash: data.sha.slice(0, 7), filterAuthor, hash: data.sha, author: data.commit.committer.name
@@ -78,8 +77,8 @@ async function run() {
       core.info(`Tag: \x1b[34m${tagRef || '-'}\x1b[0m`);
       core.info(`Input head-ref: \x1b[34m${headRef}\x1b[0m`);
       core.info(`Input base-ref: \x1b[34m${baseRef}\x1b[0m`);
-      core.group('Result Changelog');
-      console.log(`changelog`);
+      core.startGroup('Result Changelog');
+      console.log(`${changelog}`);
       core.endGroup();
       core.setOutput('compareurl', `https://github.com/${owner}/${repo}/compare/${baseRef}...${tagRef || headRef}`);
       core.setOutput('changelog', changelog);