diff --git a/__tests__/helpers/octokit.ts b/__tests__/helpers/octokit.ts
index 36ddc830..4438055f 100644
--- a/__tests__/helpers/octokit.ts
+++ b/__tests__/helpers/octokit.ts
@@ -358,7 +358,7 @@ export async function createRealOctokit(): Promise<OctokitRestApi> {
   const OctokitWithPaginateAndRest = realOctokit.Octokit.plugin(restEndpointMethods, paginateRest);
 
   return new OctokitWithPaginateAndRest({
-    auth: `token ${process.env.GITHUB_TOKEN}`,
+    auth: `Bearer ${process.env.GITHUB_TOKEN}`,
     userAgent: '[octokit] terraform-module-releaser-ci-test',
   });
 }
diff --git a/src/context.ts b/src/context.ts
index 1245931d..a4d76a65 100644
--- a/src/context.ts
+++ b/src/context.ts
@@ -126,7 +126,7 @@ function initializeContext(): Context {
       repoUrl: `${serverUrl}/${owner}/${repo}`,
       octokit: new OctokitRestApi({
         baseUrl: apiUrl,
-        auth: `token ${config.githubToken}`,
+        auth: `Bearer ${config.githubToken}`,
         userAgent: `[octokit] terraform-module-releaser/${version} (${homepage})`,
       }),
       prNumber: payload.pull_request.number,