diff --git a/action.yml b/action.yml
index 3a6531c..ff7b530 100644
--- a/action.yml
+++ b/action.yml
@@ -26,6 +26,12 @@ inputs:
   allow-prereleases:
     description: "When 'true', a version range passed to 'python-version' input will match prerelease versions if no GA versions are found. Only 'x.y' version range is supported for CPython."
     default: false
+  versions-manifest-repo-owner:
+    description: "Github owner of versions-manifest.json file"
+  versions-manifest-repo-name:
+    description: "Github repo name of versions-manifest.json file"
+  versions-manifest-repo-branch:
+    description: "Github branch name of versions-manifest.json file"
 outputs:
   python-version:
     description: "The installed Python or PyPy version. Useful when given a version range as input."
diff --git a/src/install-python.ts b/src/install-python.ts
index 2af6129..4bb1b53 100644
--- a/src/install-python.ts
+++ b/src/install-python.ts
@@ -7,9 +7,9 @@ import {IS_WINDOWS, IS_LINUX} from './utils';
 
 const TOKEN = core.getInput('token');
 const AUTH = !TOKEN ? undefined : `token ${TOKEN}`;
-const MANIFEST_REPO_OWNER = 'actions';
-const MANIFEST_REPO_NAME = 'python-versions';
-const MANIFEST_REPO_BRANCH = 'main';
+const MANIFEST_REPO_OWNER = core.getInput('versions-manifest-repo-owner') || 'actions';
+const MANIFEST_REPO_NAME = core.getInput('versions-manifest-repo-name') || 'python-versions';
+const MANIFEST_REPO_BRANCH = core.getInput('versions-manifest-repo-branch') || 'main';
 export const MANIFEST_URL = `https://raw.githubusercontent.com/${MANIFEST_REPO_OWNER}/${MANIFEST_REPO_NAME}/${MANIFEST_REPO_BRANCH}/versions-manifest.json`;
 
 export async function findReleaseFromManifest(