diff --git a/packages/core/src/oauth2/oauth-provider.ts b/packages/core/src/oauth2/oauth-provider.ts
index cda8abb706..57f4a20518 100644
--- a/packages/core/src/oauth2/oauth-provider.ts
+++ b/packages/core/src/oauth2/oauth-provider.ts
@@ -150,7 +150,7 @@ export type ProviderOptions<Profile extends Record<string, any> = any> = {
 					[key: string]: any;
 				};
 				data: any;
-		  }>)
+		  } | null>)
 		| undefined;
 	/**
 	 * Custom function to refresh a token