diff --git a/butler.yaml b/butler.yaml
index 515be64..ebd0c61 100644
--- a/butler.yaml
+++ b/butler.yaml
@@ -69,7 +69,7 @@ services:
     url: "http://10.10.1.1:8123"
     auth: bearer
     key_file: homeassistent
-    vault_key: ha-token
+    vault_key: ha_token
     description: "Home automation"
     health_path: "/api/"