diff --git a/plugins/scaffolder-backend-module-github/src/actions/github.ts b/plugins/scaffolder-backend-module-github/src/actions/github.ts
index 02b1fbbe32..1e62d914e0 100644
--- a/plugins/scaffolder-backend-module-github/src/actions/github.ts
+++ b/plugins/scaffolder-backend-module-github/src/actions/github.ts
@@ -197,7 +197,7 @@ export function createPublishGithubAction(options: {
         requiredConversationResolution = false,
         requireLastPushApproval = false,
         repoVisibility = 'private',
-        defaultBranch = 'master',
+        defaultBranch = 'main',
         protectDefaultBranch = true,
         protectEnforceAdmins = true,
         deleteBranchOnMerge = false,
diff --git a/plugins/scaffolder-backend-module-github/src/actions/githubRepoPush.ts b/plugins/scaffolder-backend-module-github/src/actions/githubRepoPush.ts
index 1923a0bd35..f74ce33865 100644
--- a/plugins/scaffolder-backend-module-github/src/actions/githubRepoPush.ts
+++ b/plugins/scaffolder-backend-module-github/src/actions/githubRepoPush.ts
@@ -123,7 +123,7 @@ export function createGithubRepoPushAction(options: {
     async handler(ctx) {
       const {
         repoUrl,
-        defaultBranch = 'master',
+        defaultBranch = 'main',
         protectDefaultBranch = true,
         protectEnforceAdmins = true,
         gitCommitMessage = 'initial commit',