diff --git a/.changeset/pretty-feet-explode.md b/.changeset/pretty-feet-explode.md
new file mode 100644
index 0000000000..c5cf0beb00
--- /dev/null
+++ b/.changeset/pretty-feet-explode.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-auth-backend': patch
+---
+
+Allow users to override callback url of Github provider
diff --git a/plugins/auth-backend/src/providers/github/provider.ts b/plugins/auth-backend/src/providers/github/provider.ts
index b6b198b644..8abd4c76ea 100644
--- a/plugins/auth-backend/src/providers/github/provider.ts
+++ b/plugins/auth-backend/src/providers/github/provider.ts
@@ -223,6 +223,9 @@ export const createGithubProvider = (
       const enterpriseInstanceUrl = envConfig.getOptionalString(
         'enterpriseInstanceUrl',
       );
+      const customCallbackUrl = envConfig.getOptionalString(
+        'customCallbackUrl',
+      );
       const authorizationUrl = enterpriseInstanceUrl
         ? `${enterpriseInstanceUrl}/login/oauth/authorize`
         : undefined;
@@ -232,7 +235,8 @@ export const createGithubProvider = (
       const userProfileUrl = enterpriseInstanceUrl
         ? `${enterpriseInstanceUrl}/api/v3/user`
         : undefined;
-      const callbackUrl = `${globalConfig.baseUrl}/${providerId}/handler/frame`;
+      const callbackUrl = customCallbackUrl ||
+       `${globalConfig.baseUrl}/${providerId}/handler/frame`;
 
       const catalogIdentityClient = new CatalogIdentityClient({
         catalogApi,