diff --git a/lib/main.js b/lib/main.js
index cd0daa5..bf79bf5 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -82,7 +82,7 @@ function run() {
                 core.info(`✅ Force push`);
                 gitPushCmd.push('--force');
             }
-            gitPushCmd.push(gitURL.concat('@github.com/', repo, '.git'), `${target_branch}:${target_branch}`);
+            gitPushCmd.push(gitURL.concat('@github.com/', repo, '.git'), target_branch);
             yield exec.exec('git', gitPushCmd);
             process.chdir(process.env['GITHUB_WORKSPACE'] || '.');
             core.info(`🎉 Content of ${build_dir} has been deployed to GitHub Pages.`);
diff --git a/src/main.ts b/src/main.ts
index 6355c6c..af1ee6a 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -71,7 +71,7 @@ async function run() {
       core.info(`✅ Force push`);
       gitPushCmd.push('--force');
     }
-    gitPushCmd.push(gitURL.concat('@github.com/', repo, '.git'), `${target_branch}:${target_branch}`);
+    gitPushCmd.push(gitURL.concat('@github.com/', repo, '.git'), target_branch);
     await exec.exec('git', gitPushCmd);
 
     process.chdir(process.env['GITHUB_WORKSPACE'] || '.');