diff --git a/ariadne/services/vault.py b/ariadne/services/vault.py
index e76ecfe..fd56c6c 100644
--- a/ariadne/services/vault.py
+++ b/ariadne/services/vault.py
@@ -483,6 +483,7 @@ class VaultService:
         if status.get("sealed"):
             return VaultResult("skip", "vault sealed").__dict__
 
+        self._token = None
         client = self._client()
         self._ensure_auth_enabled(client, "kubernetes", "kubernetes")
 
@@ -533,6 +534,7 @@ class VaultService:
         if settings_error:
             return VaultResult("error", settings_error).__dict__
 
+        self._token = None
         client = self._client()
         self._ensure_auth_enabled(client, "oidc", "oidc")
         self._configure_oidc(client)