diff --git a/.github/workflows/chart-releaser.yaml b/.github/workflows/chart-releaser.yaml
index 9ae13a7..72fdb0f 100644
--- a/.github/workflows/chart-releaser.yaml
+++ b/.github/workflows/chart-releaser.yaml
@@ -76,8 +76,9 @@ jobs:
               try {
                 const { data: file } = await github.rest.repos.getContent({
                   owner: context.repo.owner,
-                  repo: context.repo.name,
+                  repo: context.repo.repo,
                   path: 'index.yaml'
+                  ref: 'main'
                 });
                 fileSha = file.sha;
               } catch (e) {
@@ -88,7 +89,7 @@ jobs:
               // Create or update the file
               await github.rest.repos.createOrUpdateFileContents({
                 owner: context.repo.owner,
-                repo: context.repo.name,
+                repo: context.repo.repo,
                 path: 'index.yaml',
                 message: 'Update index.yaml',
                 content: Buffer.from(content).toString('base64'),